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Honeywell ST 700 User Manual
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Honeywell ST 700 User Manual

Smartline pressure transmitters
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SmartLine Pressure Transmitters
ST 700 User's Manual
34-ST-25-44
Revision 8.0
December 2016
Honeywell Process Solutions

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Summary of Contents for Honeywell ST 700

  • Page 1 SmartLine Pressure Transmitters ST 700 User’s Manual 34-ST-25-44 Revision 8.0 December 2016 Honeywell Process Solutions...
  • Page 2 In no event is Honeywell liable to anyone for any indirect, special, or consequential damages. The information and specifications in this document are subject to change without notice.
  • Page 3 Option User’s Manual, Document # 34-ST-25-47. Users who have a Honeywell ST 700 SmartLine Pressure Transmitter configured for Fieldbus operation are referred to the ST 700 Series Fieldbus Option User’s Manual, Document # 34-ST- 25-48. The configuration of your Transmitter depends on the mode of operation and the options selected for it with respect to operating controls, displays and mechanical installation.
  • Page 4 Smart Field Communicator Model STS 103 Operating Guide, Document # 34-ST-11-14 Patent Notice The Honeywell ST 700 SmartLine Pressure Transmitter family is covered by one or more of the following U. S. Patents: 5,485,753; 5,811,690; 6,041,659; 6,055,633; 7,786,878; 8,073,098; and other patents pending.
  • Page 5 Chassis Ground: Identifies a connection to the chassis or frame of the equipment shall be bonded to Protective Earth at the source of supply in accordance with national and local electrical code requirements. continued ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page v...
  • Page 6 The Ex mark means the equipment complies with the requirements of the European standards that are harmonised with the 94/9/EC Directive (ATEX Directive, named after the French "ATmosphere EXplosible"). ST 700 SmartLine Pressure Transmitters User’s Manual Page vi Revision 8.0...

  • Page 7: Table Of Contents

    Safety Certification Information ..................... 6 Transmitter Adjustments ......................6 Display Options –Standard Display ..................6 Optional Integrated Two-Button Assembly (Standard Display) ..........7 Application Design for the ST 700 Standard Transmitter ............. 8 Overview ..........................8 Accuracy ..........................8 3.2.1 Diagnostic Messages ......................
  • Page 8 5.6.1 DE and Analog Differences ..................39 5.6.2 Procedure to Establish Failsafe Operation ..............39 Monitoring the Basic and Standard Displays for the ST 700 Standard Transmitter ... 42 5.7.1 Basic Display_ST 700 Standard Transmitter - ............. 42 5.7.2 Standard Display_ST 700 Standard Transmitter - ............42 Maintenance_ST 700 Standard Transmitter.................
  • Page 9 Flush mounting_ST 700 Basic Transmitter ................79 12.5.1 Mounting Dimensions, ST 700 Basic Transmitter ............79 12.5.2 Bracket Mounting Procedure for ST 700 Basic Transmitter, ........80 12.5.3 Mounting Transmitters with Small Absolute or Differential Pressure Spans ....82 12.5.4 Flange Mounting_ST 700 Basic Transmitter ...............
  • Page 10 16.2.1 Parts List_ST 700 Basic Transmitter ..................115 17.1 Overview ..........................115 Appendix A - PRODUCT CERTIFICATIONS for the ST 700 Standard and Basic Transmitter 130 Glossary ............................146 INDEX ............................148 ST 700 SmartLine Pressure Transmitters User’s Manual Page x...
  • Page 11 Figure 8 – ST 700 Standard Transmitter - Rotating the Electronics Housing ........14 Figure 9 – ST 700 Standard Transmitter - Using a Spirit Balance to Level a Transmitter ....15 Figure 10 – ST 700 Standard Transmitter - Tank-Flange Mounted Transmitter........16 Figure 11 –...
  • Page 12 Figure 67 – ST 700 Basic Transmitter - Head Bolt Tightening Sequence ......... 111 Figure 68 – ST 700 Basic Transmitter - Angle and Flat Bracket Parts (refer to Table 41) ....116 Figure 69 – ST 700 Basic Transmitter - Electronic Housing, Display End ........118 Figure 70 –...
  • Page 13 Table 44 – ST 700 Basic Transmitter Models STD720, 725, 730, 735, 770, 775 & STG774 ..121 Table 45 – ST 700 Basic Transmitter - Parts for STG725, 735, 745, 775, 745 Transmitter Body ..123 Table 46 - ST 700 Basic Transmitter - Inline Gauge and Inline Atmospheric Meter Body Parts ..124 Table 47 –...
  • Page 14 ST 700 SmartLine Pressure Transmitters User’s Manual Page xiv Revision 8.0...

  • Page 15: St 700 Transmitter Series

    ST 700 Transmitter Series Overview SmartLine Pressure Transmitter ST 700 family conists of a series of ST 700 Standard Transmitter models and a series of ST 700 Basic Transmitter models. The entire manual is broadly classified in two sections. The first half of this manual, Sections...

  • Page 16: Table 1 - St 700 Standard Andf Basic Model Types

    Table 1 – ST 700 Standard andf Basic model types Smart Line Pressure ST700 Transmitter Configuration Standard Models Basic Models Dual head DP STD720/730/770 STD725/735/775 Dual head GP STG730/740/770 STG735/745/775 Inline GP STG73L/74L/77L/78L/79L STG73S/74S/77S/78S/79S Inline flush GP STG73P STG73SP Dual head AP...

  • Page 17: Introduction To The St 700 Standard Transmitter

    This section is an introduction to the physical and functional characteristics Honeywell’s family of the ST 700 Standard Transmitters. Features and Options The ST 700 Standard Transmitter is available in a variety of models for measuring Differential Pressure (DP), Gauge Pressure (GP), and Absolute Pressure (AP). Table 2 lists the protocols, human interface (HMI), materials, approvals, and mounting bracket options.

  • Page 18: Physical Characteristics

    As shown in Figure 1, the ST 700 Standard is packaged in two major assemblies: the Electronics Housing and the Meter Body. The elements in the Electronic Housing respond to setup commands and execute the software and protocol for the different pressure measurement types.

  • Page 19: Functional Characteristics

    Honeywell Multi-Communication (MC) Toolkit (not supplied with the Transmitter) can facilitate setup and adjustment procedures. Certain adjustments can be made through an Experion Station or a Universal Station if the Transmitter is digitally integrated with Honeywell’s Experion or TPS/TDC 3000 control system.

  • Page 20: Safety Certification Information

    Refer to Section Appendix A in this document for safety certification requirements and details. Transmitter Adjustments Zero and Span adjustments are possible in ST 700 Standard Transmitter with the optional 3 button and two-button assemblies. You can also use the Honeywell MC Toolkit or other third-party hand-held configurator to make adjustments to the ST 700 Standard Transmitter.

  • Page 21: Optional Integrated Two-Button Assembly (Standard Display)

    4mA. Upper range value (URV): A display parameter (Standard display), which allows users to enter the measuring value for which the analog output will be scaled to 20mA. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 7...

  • Page 22: Application Design For The St 700 Standard Transmitter

     Repair and replacement Accuracy The ST 700 Standard Transmitter measures the gauge, differential, or absolute pressure of a process and reports the measurement to a receiving device. 3.2.1 Diagnostic Messages Transmitter standard diagnostics are reported in the two basic categories listed in Table 4.

  • Page 23: Safety

    Button Safety 3.3.1 Safety Integrity Level (SIL) The ST 700 Standard transmitter has met manufacturer design process requirements of Safety Integrity Level (SIL) 3. These are intended to achieve sufficient integrity against systematic errors of design by the manufacturer. A Safety Instrumented Function (SIF) designed with this product must not be used at a SIL level higher than the statement, without “prior use”...

  • Page 24: Installation And Startupfor The St 700 Standard Transmitter

    Transmitter Installation Site Evaluation Evaluate the site selected for the ST 700 Standard Transmitter installation with respect to the process system design specifications and Honeywell’s published performance characteristics for your particular model. Some parameters that you may want to include in your site evaluation are: ...

  • Page 25: Mounting St 700 Standard Transmitters

    Mounting ST 700 Standard Transmitters 4.4.1 Summary The ST 700 Standard transmitter models, except flush mounts and those with integral flanges, can be attached to a two-inch (50 millimeters) vertical or horizontal pipe using Honeywell’s optional angle or flat mounting bracket; alternately you can use your own bracket. Flush-mount models are attached directly to a process pipe or tank by a one-inch weld nipple.

  • Page 26: Flush Mounting - St 700 Standard Transmitter

    Figure 8 ATTENTION: On insulated tanks, remove enough insulation to accommodate the mounting sleeve. Figure 5 - ST 700 Standard Transmitter - Typical Flush Mounted Installation 4.4.3 Mounting Dimensions Refer to Honeywell drawing number 50049930 (Dual Head), 50049931 (In-Line), 50049932 (Flange Mount) 50049933 (Extended Flange), 50049934 (Remote Seal) and 50049936 (Flush Mount Pressure Transmitter) for detailed dimensions.

  • Page 27: Bracket Mounting Procedure

    Horizontal Pipe Vertical Pipe U-Bolt Figure 6 – ST 700 Standard Transmitter - Angle Mounting Bracket Secured to a Horizontal or Vertical Pipe 2. Align the appropriate mounting holes in the Transmitter with the holes in the bracket. Use the bolts and washers provided to secure the Transmitter to the bracket;...

  • Page 28: Figure 7 - St 700 Standard Transmitter - Inline Model Mounted To An Optional Bracket

    Figure 7 – ST 700 Standard Transmitter - Inline Model Mounted to an Optional Bracket 3. Loosen the set screw on the outside neck of the Transmitter one (1) full turn. 4. Rotate the Electronics housing a maximum of 180 left or right from the center to the position you require, and tighten the set screw using a 4mm metric socket head wrench.

  • Page 29: Mounting Transmitters With Small Absolute Or Differential Pressure Spans

    You do this by leveling the Transmitter side-to-side and front-to-back. Figure 9 shows how to level a Transmitter using a spirit level. Figure 9 – ST 700 Standard Transmitter - Using a Spirit Balance to Level a Transmitter ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0...

  • Page 30: Flange Mounting

    To prevent performance degradation in extended-mount flanged Transmitters, ensure that sufficient clearance exists in front of the sensing diaphragm body. Figure 10 – ST 700 Standard Transmitter - Tank-Flange Mounted Transmitter ST 700 SmartLine Pressure Transmitters User’s Manual Page 16...

  • Page 31: Remote Diaphragm Seal Mounting Information

    Mount the Transmitter at a remote distance determined by the length of the capillary tubing. Figure 11 – ST 700 Standard Transmitter - Representative Remote Diaphragm Seal Transmitter Installation Depending on Transmitter model, connect the remote seal to the tank according to Table 7.

  • Page 32: Piping The St 700 Standard Transmitter

    Side of Transmit ter Side of Transmit ter To W aste To W aste 210 10 Figure 12 – ST 700 Standard Transmitter - Typical 3-Valve Manifold with Blow-Down Piping ST 700 SmartLine Pressure Transmitters User’s Manual Page 18 Revision 8.0...

  • Page 33: Transmitter Location

    4.5.2 Transmitter Location The following are suggested connections based on what is being processed by the system. Table 8 – ST 700 Standard Transmitter - Suggested Connection Locations Process Suggested Location Description Gases Above the gas line. The condensate drains away from the Transmitter.

  • Page 34: Wiring The St 700 Standard Transmitter

    Figure 13 – ST 700 Standard Transmitter - Flange Adapter Removal and Replacement Refer to the instructions included with the kit for removal and replacement procedures. Wiring the ST 700 Standard Transmitter 4.6.1 Overview The transmitter is designed to operate in a two-wire power/current loop with loop resistance and...

  • Page 35: Figure 14 - St 700 Standard Transmitter - Operating Ranges

    (+) and negative (–) terminals on the Transmitter terminal block in the Electronics Housing shown in Figure Figure 15 – ST 700 Standard Transmitter - 3-Screw Terminal Board and Grounding Screw As shown in Figure 15, each Transmitter has an internal terminal to connect it to earth ground.

  • Page 36: Digital System Integration Information

    The positive and negative loop wires are connected to the positive (+) and negative (–) terminals on the terminal block in the Transmitter Electronics Housing. Barriers can be installed per Honeywell’s instructions for Transmitters to be used in intrinsically safe applications.

  • Page 37: Lightning Protection

    42V DC. Consult the process design system documentation for specifics. 4.6.7 Process Sealing The ST 700 SmartLine Pressure Transmitter is CSA-certified as a Dual Seal device in accordance with ANSI/ISA–12.27.01–2003, “Requirements for Process Sealing Between Electrical Systems and Flammable, or Combustible Process Fluids.”...

  • Page 38: Startup - St 700 Standard Transmitter

    The actual steps in a startup procedure vary based on the type of Transmitter and the measurement application. In general, the procedures in this section are based on using Honeywell MC Toolkit to check the Transmitter input and output under static process conditions, and make adjustments as required initiating full operation with the running process.

  • Page 39: Constant Current Source Mode Procedure

    4.7.4 Constant Current Source Mode Procedure Figure 16 – ST 700 Standard Transmitter - Current Loop Test Connections 1. Refer to Figure 16 for test connections. Verify the integrity of electrical components in the output current loop. 2. Establish communication with the Transmitter. For these procedures, the values of components in the current loop are not critical if they support reliable communication between the Transmitter and the Toolkit.

  • Page 40: Operation_St 700 Standard Transmitter

    HART operation using the three-button Basic and two-button Standard options for the ST 700 Standard transmitter. Three-Button Operation The ST 700 Standrad transmitter has optional three-button interface that provides a user interface and operation capability without opening the transmitter. Figure 17 shows the location of the three-button option and the labels for each button.

  • Page 41: The Basic Display Menu

    4. If you want to abort a data entry operation, simply refrain from pushing any buttons for 10 seconds; the data entry operation will time out and the original value of the selected item will be preserved. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 27...

  • Page 42: Table 10 - The Basic Display Menus

    Note: Loop must be DAC Span Trim Note: You must connect a current the next digit removed from meter to the transmitter to monitor to the right Automatic Control the loop output. ST 700 SmartLine Pressure Transmitters User’s Manual Page 28 Revision 8.0...
  • Page 43 Flow Cutoff Uses a dual slope formula to determine the low flow cutoff point. Dual Slope This item is only available when the Transfer Function is set to Square Root. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 29...
  • Page 44 Electronics Module and the Meter Read Only Meterbody body Parameter HART Menu item shows the Protocol communications protocol Identifies the type and range of the Read Only Model Key transmitter Parameter <Exit Menu> ST 700 SmartLine Pressure Transmitters User’s Manual Page 30 Revision 8.0...

  • Page 45: Data Entry

    2. Press the  or  buttons to scroll through the list of choices.  Press to make your selection. The new selection will be stored in the transmitter and will be displayed on the lower line, right justified. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 31...

  • Page 46: Two-Button Operation

    ST 700 Standard Transmitter - 5.3.1 The Standard Display Menu The ST 700 Standard Display Menu is implemented as one long single-level menu and will “wrap around” when it reaches the end of the menu. Operation is as follows: ...

  • Page 47: Table 12 - The Standard Display Menus

    Choose appropriate engineering Menu to (Visible if PV is Flow) hour[SCFH] units from list select from Cubic feet per hour[CFH] list Gallons/hour[gal/hr]  to enter Barrel/hours [bbl/hr] Imperial Gallons/hours[Igal/hr] Percentage[%] ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 33...
  • Page 48 Navigation away from and shift to Automatic Control this menu item will return the the next loop to Normal (Automatic) digit to the Mode. right ST 700 SmartLine Pressure Transmitters User’s Manual Page 34 Revision 8.0...

  • Page 49: Standard Display Abbreviations

    Device in multidrop mode Wrt Prt Device in write protect mode NotSprt Not supported Hi LMT Value is greater than high Limit value Low LMT Value is less than low Limit value ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 35...

  • Page 50: Data Entry

    2. Press the  buttons to scroll through the list of choices.  3. Press to make your selection. The new selection will be stored in the transmitter and will be displayed on the lower line ST 700 SmartLine Pressure Transmitters User’s Manual Page 36 Revision 8.0...

  • Page 51: Basic And Standard Display Operations

    2. Press the  or  buttons to scroll through the list of choices.  Press to make your selection. The new selection will be stored in the transmitter and will be displayed on the lower line, right justified. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 37...

  • Page 52: Three Button Operation With No Display Installed

    ) and Span ( ) buttons together to set the span. 4. Verify that the PV output is now 20mA. You can also use the MCT 202 Toolkit to make any adjustments to an ST 700 SmartLine Pressure Transmitter. Alternately, certain adjustments are possible through an Experion Station or Universal Station, if the ST 700 is digitally integrated with either of these stations.

  • Page 53: Changing The Default Failsafe Direction

    The following procedure outlines the steps for positioning the write protect and failsafe jumpers on the electronics module. See Figure 19 for the locations of the failsafe and write protect jumpers. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 39...

  • Page 54: Figure 19 - St 700 Standard Transmitter - Locating The Failsafe And Write Protect Jumpers

    Figure 19 – ST 700 Standard Transmitter - Locating the Failsafe and Write Protect Jumpers Table 15 – ST 700 Standard Transmitter - Hart and DE Failsafe and Write Protect Jumpers Jumper Description Arrangements Failsafe = UP (High) Write Protect = OFF (Not Protected)

  • Page 55: Table 16 - St 700 Standard Transmitter - Fieldbus Simulation And Write Protect Jumpers

    Table 16 – ST 700 Standard Transmitter - Fieldbus Simulation and Write Protect Jumpers Image Description Fieldbus Simulation Mode = OFF Write Protect = OFF (Not Protected) Fieldbus Simulation Mode = OFF Write Protect = ON (Protected) Fieldbus SIM Mode = ON Write Protect = OFF (Not Protected) 1.

  • Page 56: Monitoring The Basic And Standard Displays For The St 700 Standard Transmitter

    Process Variable Tag is user-configurable from a HART Host. This field has 14 characters.  Engineering Units, this field is user-configurable. This field has 8 characters. Figure 20 – ST 700 Standard Transmitter - Basic Display with Process Variable Format 5.7.2 Standard Display_ST 700 Standard Transmitter - ...

  • Page 57: Figure 21 - St 700 Standard Transmitter - Standard Display With Process Variable Format

    PV Value Unit Special Symbol (Square root) PV Value Display Unit Special Symbol (Write Protect) Figure 21 – ST 700 Standard Transmitter - Standard Display with Process Variable Format ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 43...

  • Page 58: Maintenance_St 700 Standard Transmitter

    Preventive Maintenance Practices and Schedules The ST 700 Transmitter does not require any specific maintenance at regularly scheduled intervals. However, it is recommended that you perform these typical inspection and maintenance routines on a schedule that is dictated by the characteristics of the process medium and if blow-down facilities or purge systems are being used.

  • Page 59: Figure 22 - St 700 Standard Transmitter - Dp Transmitter Head Disassembly

    Figure 22 – ST 700 Standard Transmitter - DP Transmitter Head Disassembly 1. Close all valves to isolate the Transmitter from the process. 2. Open the vent in the process head to drain fluid from the Transmitter meter body, as necessary.

  • Page 60: Figure 23 - St 700 Standard Transmitter - Head Bolt Tightening Sequence

    Figure 23 – ST 700 Standard Transmitter - Head Bolt Tightening Sequence Table 17 – Head Bolt Torque Values ST 700 SmartLine Pressure Transmitters User’s Manual Page 46 Revision 8.0...

  • Page 61: Replacing The Communication Module

    Figure 24 for parts locations. Figure 24 – ST 700 Standard Transmitter - PWA Replacement 1. Turn OFF Transmitter power (Power removal is only required in accordance with area safety approvals. Power removal is only required in Class 1 Div 1 Explosion-proof and Class 1 Div 2 environments).
  • Page 62 Reinstall the End Cap and tighten the end cap locking screw. 16. Install external upgrade label (e.g. DEVICE MODIFIED…..) provided on outside of housing as shown in Figure ST 700 SmartLine Pressure Transmitters User’s Manual Page 48 Revision 8.0...

  • Page 63: Replacing The Meter Body

    18. Check the settings of the Transmitter Setup and Display Setup parameters to make sure that the transmitter is configured correctly for your application. See the HART/DE User's Manual (ST 800 #34-ST-25-38, ST 700 #34-ST-25-44) for details on HART and DE transmitters. Refer to manual #34-ST-25-39 for additional information about Fieldbus transmitters.

  • Page 64: Figure 26 - St 700 Standard Transmitter - Hardware Location To Remove The Meter Assembly

    Use a 2mm hex wrench to completely loosen the set screw on the outside of the housing to permit rotating the meter body. Figure 26 – ST 700 Standard Transmitter - Hardware Location to Remove the Meter Assembly 9. Carefully turn the complete meter body counterclockwise to unscrew it from the electronics housing.

  • Page 65: Figure 27 - St 700 Standard Transmitter - Meter Body Reassembly

    Tighten head bolts in stages of 1/3 full torque, 2/3 full torque, and then full torque. Figure 28 – ST 700 Standard Transmitter - Head Bolt Tightening Sequence 17. Feed the ribbon cable on the new meter body through the neck of the housing.
  • Page 66 29. Verify the Transmitter configuration data. Restore the saved database if necessary. 30. Lubricate the end-cap O-ring with Parker Super O-ring silicone lubricant or equivalent before replacing the end caps. ST 700 SmartLine Pressure Transmitters User’s Manual Page 52 Revision 8.0...

  • Page 67: Calibration For The St 700 Standard Transmitter

    For a Transmitter operating in analog mode, you must calibrate its output signal measurement range using any compatible hand-held communicator or a local display. One calibration option is to use the Honeywell Smart Field Communicator (SFC). Refer to the Smart Field Communicator Operating Guide, Document # 34-ST-11-14 for calibration procedures.

  • Page 68: Troubleshooting On The St 700 Standard Transmitter

    However, this section covers the diagnostic messages that indicate critical conditions. Other than the critical conditions, additional detail is not provided. If you require assistance, contact your distributor or Honeywell Technical Support. All other messages are covered by the MC Toolkit Users’ Manual. Critical Diagnostics Screens The Basic Display will display the message CRITCAL FAULT on the top line of the LCD and the appropriate diagnostic text on the lower line.

  • Page 69: Fault Conditions And Recommended Corrective Actions - Standard Display

    The Standard Display will display the message FAULT on the top line of the LCD and the appropriate diagnostic text on the lower line. Table 19 – ST 700 Standard Transmitter - Fault Conditions and Recommended Corrective Actions. Recommended Corrective...

  • Page 70: Parts List_St 700 Standard Transmitter

    Parts that are supplied in kits are indicated in each illustration by key number callout with the letter K prefix. Table 20 is a list of recommended spare parts. Table 20 – ST 700 Standard Transmitter - Summary List of Recommended Spare Parts 100- Part Number Description...

  • Page 71: Figure 29 - St 700 Standard Transmitter - Angle And Flat Bracket Parts

    GP/AP HEAD Models model LGP/LAP Models Figure 32 number from Flush Mount Models nameplate Flange Mount Models Figure 29 – ST 700 Standard Transmitter - Angle and Flat Bracket Parts ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 57...

  • Page 72: Table 21 - St 700 Standard Transmitter - Angle And Flat Bracket Parts

    Table 21 – ST 700 Standard Transmitter - Angle and Flat Bracket Parts (Refer to Figure Quantity Part Number Description Per Unit SS 304 Angle Bracket Mounting kit for all models except In- 30752770-103 line and Flush mount transmitters SS 304 Angle Bracket Mounting kit for all In-Line and Flush...

  • Page 73: Figure 30 - St 700 Standard Transmitter - Electronic Housing, Display End

    Figure 30 – ST 700 Standard Transmitter - Electronic Housing, Display End Table 22 – ST 700 Standard Transmitter Major Assemblies (Refer to Figure 29, Figure 31 Figure Quantity Part Number Description Per Unit 50049858-501 End Cap (Aluminum) 50049858-521 End Cap (Stainless Steel)

  • Page 74: Figure 31 - St 700 Standard Transmitter - Electronic Housing, Terminal Block End

    Figure 31 – ST 700 Standard Transmitter - Electronic Housing, Terminal Block End ST 700 SmartLine Pressure Transmitters User’s Manual Page 60 Revision 8.0...

  • Page 75: Figure 32 - St 700 Standard Transmitter - Major Assemblies

    Figure 32 – ST 700 Standard Transmitter - Major Assemblies ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 61...

  • Page 76: Table 23 - St 700 Standard Transmitter Models Std720, 730 & 770

    Table 23 – ST 700 Standard Transmitter Models STD720, 730 & 770 (Refer to Figure Qty/ Part Number Description Unit Vent and Plug Kits 30753785-001 Drain and Plug Kit, stainless steel 30753787-001 Drain and Plug Kit, Monel 30753786-001 Drain and Plug Kit, Hastelloy C...

  • Page 77: Figure 33 - St 700 Standard Transmitter - St 700 Models Std720, 730, 770

    Figure 33 - ST 700 Standard Transmitter - ST 700 Models STD720, 730, 770 (Refer to Table 23 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 63...

  • Page 78: Table 24 - St 700 Standard Transmitter - Parts For Stg730, 740, 770 And Sta722, 740 Transmitter Body

    Table 24 – ST 700 Standard Transmitter - Parts for STG730, 740, 770 and STA722, 740 Transmitter Body (Refer to Figure Part Number Description Qty/Unit Process Head Assembly Kits with PTFE Gaskets 51452864-010 Carbon steel head (zinc plated) without side vent/drain...

  • Page 79: Figure 34 - St 700 Standard Transmitter - Stg730, 740, 770 And Sta722, 740 Transmitter Body

    Figure 34 – ST 700 Standard Transmitter - STG730, 740, 770 and STA722, 740 Transmitter Body Table 25 - ST 700 Standard Transmitter - Inline Gauge and Inline Atmospheric Meter Body Parts (See Figure 35) Part Number Description Qty/Unit Specify complete...

  • Page 80: Table 26 - St 700 Standard Transmitter - Flange-Mounted Meter Body Parts - Stf724, 732

    Table 26 – ST 700 Standard Transmitter - Flange-Mounted Meter Body Parts – STF724, 732 (Refer to Figure 36 Figure Part Number Description Qty/Unit Specify ST Series 700 replacement meter body complete model number from nameplate O-ring seal 30749372-005 O-ring seal...

  • Page 81: Figure 36 - St 700 Standard Transmitter - Extended Flange Design

    Figure 36 – ST 700 Standard Transmitter - Extended Flange Design Figure 37 - ST 700 Standard Transmitter - Flush Flange Design ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 67...

  • Page 82: Figure 38 - St 700 Standard Transmitter - Pseudo Flange Design

    Figure 38 - ST 700 Standard Transmitter - Pseudo Flange Design Figure 39 – ST 700 Standard Transmitter - Remote Seal Diaphragm ST 700 SmartLine Pressure Transmitters User’s Manual Page 68 Revision 8.0...

  • Page 83: Figure 40 - St 700 Standard Transmitter - Flush Mount Meter Body

    Figure 40 - ST 700 Standard Transmitter - Flush Mount Meter Body. Table 27 – ST 700 Standard Transmitter - Flush Mount Meter Body Parts (Refer to Figure Part Number Description Qty/Unit Specify complete Replacement meter body (Flush model number from...
  • Page 84 Refer to Appendix A for Product Certifications and Approvals for the ST 700 Standard and Basic Transmitter. ST 700 SmartLine Pressure Transmitters User’s Manual Page 70 Revision 8.0...

  • Page 85: Introduction_St 700 Basic Transmitter

    This section is an introduction to the physical and functional characteristics Honeywell’s family of the ST 700 Basic SmartLine Pressure Transmitters. If you are not sure which type of ST 700 you have, Standrad or Basic, please refer to Section 1...

  • Page 86: Physical Characteristics

    10.2.1 Physical Characteristics As shown in Figure 41 the ST 700 Basic transmitter is packaged in two major assemblies: the Electronics Housing and the Meter Body. The elements in the Electronic Housing respond to setup commands and execute the software and protocol for the different pressure measurement types.

  • Page 87: Functional Characteristics

    An optional external 2-button assembly is available to set up and make adjustments to the Transmitter. In addition, a Honeywell Multi-Communication (MC) Toolkit (not supplied with the Transmitter) can facilitate setup and adjustment procedures. Certain adjustments can be made through an Experion Station if the Transmitter is digitally integrated with Honeywell’s Experion.

  • Page 88: Safety Certification Information

    0 10.5 Transmitter Adjustments Zero and Span adjustments are possible in ST 700 Basic Transmitter with the optional external 2- button and integrated two-button assemblies. See Figure 42 for the external 2-button assembly. You can also use the Honeywell MC Toolkit or other third-party hand-held configurator to make adjustments to the ST 700 Basic Transmitter.
  • Page 89 4mA. Upper range value (URV): A display parameter (Standard display), which allows users to enter the measuring value for which the analog output will be scaled to 20mA. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 75...

  • Page 90: Application Design_St 700 Basic Transmitter

     Repair and replacement 11.2 Accuracy The ST 700 Basic Transmitter measures the gauge, differential, or absolute pressure of a process and reports the measurement to a receiving device. 11.2.1 Diagnostic Messages Transmitter standard diagnostics are reported in the two basic categories listed in Table Problems detected as critical diagnostics drive the analog output to the programmed burnout level.

  • Page 91: Installation And Startup_St 700 Basic Transmitter

    12. Installation and Startup_ST 700 Basic Transmitter 12.1 Installation Site Evaluation Evaluate the site selected for the ST 700 Basic Transmitter installation with respect to the process system design specifications and Honeywell’s published performance characteristics for your particular model. Some parameters that you may want to include in your site evaluation are: ...

  • Page 92: Mounting_St 700 Basic Transmitter

    12.4 Mounting_ST 700 Basic Transmitter 12.4.1 Summary ST 700 Basic Transmitter models, except flush mounts and those with integral flanges, can be attached to a two-inch (50 millimeters) vertical or horizontal pipe using Honeywell’s optional angle or flat mounting bracket; alternately you can use your own bracket. Flush-mount models are attached directly to a process pipe or tank by a one-inch weld nipple.

  • Page 93: Flush Mounting_St 700 Basic Transmitter

    ATTENTION: On insulated tanks, remove enough insulation to accommodate the mounting sleeve. Figure 45 - ST 700 Basic Transmitter - Typical Flush Mounted Transmitter Installation 12.5.1 Mounting Dimensions, ST 700 Basic Transmitter Refer to Honeywell drawing number 50049930 (Dual Head), 50049931 (In-Line), 50049932 (Flange Mount) 50049933 (Extended Flange), 50049934 (Remote Seal) and 50049936 (Flush Mount Pressure Transmitter) for detailed dimensions.

  • Page 94: Bracket Mounting Procedure For St 700 Basic Transmitter

    (60.4mm) actual, horizontal or vertical pipe, and install a “U” bolt around the pipe and through the holes in the bracket. Secure the bracket with the nuts and lock washers provided. Figure 46 – ST 700 Basic Transmitter - Angle Mounting Bracket Secured to a Horizontal or Vertical Pipe 6.

  • Page 95: Figure 47 - St 700 Basic Transmitter - Inline Model Mounted To An Optional Bracket

    Figure 47 – ST 700 Basic Transmitter - Inline Model Mounted to an Optional Bracket 7. Loosen the set screw on the outside neck of the Transmitter one (1) full turn. 8. Rotate the Electronics housing a maximum of 180 left or right from the center to the position you require, and tighten the set screw using a 4mm metric socket head wrench.

  • Page 96: Mounting Transmitters With Small Absolute Or Differential Pressure Spans

    Transmitter side-to-side and front-to-back. Figure 49 shows how to level a Transmitter using a spirit level. Figure 49 – ST 700 Basic Transmitter, using a Spirit Balance to Level a Transmitter ST 700 SmartLine Pressure Transmitters User’s Manual Page 82...

  • Page 97: Flange Mounting_St 700 Basic Transmitter

     To prevent performance degradation in extended-mount flanged Transmitters, ensure that sufficient clearance exists in front of the sensing diaphragm body. Figure 50 – ST 700 Basic Transmitter, Tank-Flange Mounted Transmitter ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0...

  • Page 98: Remote Diaphragm Seal Mounting Information_St 700 Basic Transmitter

    Refer to Figure 51 for a representative remote diaphragm seal installation. Mount the Transmitter at a remote distance determined by the length of the capillary tubing. Figure 51 – ST 700 Basic Transmitter - Representative Remote Diaphragm Seal Transmitter Installation Depending on Transmitter model, connect the remote seal to the tank according to Table 32 Table 32 –...

  • Page 99: Piping The St 700 Basic Transmitter

    Side of Transmit ter Side of Transmit ter To W aste To W aste 210 10 Figure 52– ST 700 Basic Transmitter - Typical 3-Valve Manifold with Blow-Down Piping ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 85...

  • Page 100: Suggestions For Transmitter Location

    12.6.2 Suggestions for Transmitter Location The following are suggested connections based on what is being processed by the system. Table 33 – ST 700 Basic Transmitter - Suggested Connection Locations Process Suggested Location Description Gases Above the gas line. The condensate drains away from the Transmitter.

  • Page 101: Wiring An St 700 Basic Transmitter

    12.7 Wiring an ST 700 Basic Transmitter 12.7.1 Overview The ST 700 basic transmitter is designed to operate in a two-wire power/current loop with loop resistance and power supply voltage within the operating range shown in Figure 54 Figure 54 – ST 700 Basic Transmitter - Operating Ranges ST 700 SmartLine Pressure Transmitters User’s Manual...

  • Page 102: Figure 55 - St 700 Basic Transmitter - 3-Screw Terminal Board And Grounding Screw

    (+) and negative (–) terminals on the Transmitter terminal block in the Electronics Housing shown in Figure 55 Figure 55 – ST 700 Basic Transmitter - 3-Screw Terminal Board and Grounding Screw As shown in Figure 55 each Transmitter has an internal terminal to connect it to earth ground.

  • Page 103: Digital System Integration Information

    The positive and negative loop wires are connected to the positive (+) and negative (–) terminals on the terminal block in the Transmitter Electronics Housing. Barriers can be installed per Honeywell’s instructions for Transmitters to be used in intrinsically safe applications.

  • Page 104: Lightning Protection

    42V DC. Consult the process design system documentation for specifics. 12.7.7 Process Sealing The ST 700 SmartLine Pressure Transmitter is CSA-certified as a Dual Seal device in accordance with ANSI/ISA–12.27.01–2003, “Requirements for Process Sealing Between Electrical Systems and Flammable, or Combustible Process Fluids.”...

  • Page 105: Startup

    The actual steps in a startup procedure vary based on the type of Transmitter and the measurement application. In general, the procedures in this section are based on using Honeywell MC Toolkit to check the Transmitter input and output under static process conditions, and make adjustments as required initiating full operation with the running process.

  • Page 106: Constant Current Source Mode Procedure

    12.8.4 Constant Current Source Mode Procedure Figure 56 – ST 700 Basic Transmitter - Current Loop Test Connections 10. Refer to Figure 56 for test connections. Verify the integrity of electrical components in the output current loop. 11. Establish communication with the Transmitter. For these procedures, the values of components in the current loop are not critical if they support reliable communication between the Transmitter and the Toolkit.

  • Page 107: Operation_St 700 Basic Transmitter

    13. Operation_ST 700 Basic Transmitter 13.1 Overview This section provides the information and processes involved for operation of ST 700 Basic Transmitter using the external two-button options. 13.2 External Two-Button Operation The ST 700 Basic Transmitter optional external two-button interface provides a user interface and operation capability without opening the transmitter.

  • Page 108: The Standard Display Menu

    Note: The abort option is not available for Loop test parameter. The timeout for the DAC trim operation is more to enable user to calculate the loop current value to enter. ST 700 SmartLine Pressure Transmitters User’s Manual Page 94...

  • Page 109: Table 34 - St 700 Basic Transmitter: Standard Display Menus

    Table 34 – ST 700 Basic Transmitter: Standard Display Menus Pressure Pressure (PRESURE) Units Percent Output (% OUT) Loop Output (LOOPOUT) Select Process Flow (FLOW) Variable (PV) Note: Before seleting PV PV Display [1SEL PV] to be shown on type as Flow, please...
  • Page 110 Press  to enter menu Executing this selection selection Zero Correct Zero Correct performing for Zero Correct [8SETZRO] Press  to operation initiate action Press Menu to Exit to Menu ST 700 SmartLine Pressure Transmitters User’s Manual Page 96 Revision 8.0...

  • Page 111: Table 35 - St 700 Basic Transmitter - Extended Display Menu

    Table 35 – ST 700 Basic Transmitter - Extended Display Menu Press  to This selection allows the loop DAC Zero Trim enter Menu zero output 4mA value to be [9ZEROTR] Mode trimmed. DAC Zero Trim Note: Loop must be Press ...

  • Page 112: Standard Display Abbreviations

    13.2.2 Standard Display Abbreviations: Table 36 – ST 700 Basic Transmitter - The Standard Display abbreviations Abbreviation Meaning Out of Range PRSPAN Push reduce span Wrng Mo Wrong Mode Illegal Illegal Value Wrt Err NVM write error Too Hi Value/Parameter Too High...

  • Page 113: Data Entry

     button. The Display will show the selected limit. For numeric entry sign is required to be entered only for negative numbers. For positive number, select space and move ahead. Table 37 – ST 700 Basic Transmitter - Two-Button Data Entry Screen Numeric data entry Symbol Display the high limit for this parameter.

  • Page 114: Two Button Operation With No Display Installed

    When there is no Display installed, the buttons can be used to perform a Zero or Span adjustment and zero correction of the ST 700 Basic Transmitter. Caution should be taken to insure these adjustments are only made when the correct input pressures are applied.

  • Page 115: Changing The Default Failsafe Direction

    13.4 Changing the Default Failsafe Direction ST 700 Basic Transmitters are shipped with a default failsafe direction of upscale. This means that the Transmitter output will set the current output to upscale failsafe (maximum output) upon detection of a critical status. You can change the direction from upscale failsafe to downscale failsafe (minimum output) by moving the top jumper located in the Electronics module.

  • Page 116: Table 38 - St 700 Basic Transmitter - Hart Failsafe And Write Protect Jumpers

    Table 38 – ST 700 Basic Transmitter - HART Failsafe and Write Protect Jumpers Jumper Description Arrangements Failsafe = UP (High) Write Protect = OFF (Not Protected) Failsafe = DOWN (Low) Write Protect = OFF (Not Protected) Failsafe = UP (High)

  • Page 117: Monitoring The Standard Displays

    PV Value Unit Special Symbol (Square root) PV Value Display Unit Special Symbol (Write Protect) Figure 60 – ST 700 Basic Transmitter - Standard Display with Process Variable Format ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 103...

  • Page 118: Maintenance_St 700 Basic Transmitter

    14.2 Preventive Maintenance Practices and Schedules The ST 700 Basic Transmitter does not require any specific maintenance at regularly scheduled intervals. However, it is recommended that you perform these typical inspection and maintenance routines on a schedule that is dictated by the characteristics of the process medium and if blow-down facilities or purge systems are being used.

  • Page 119: Figure 61 - St 700 Basic Transmitter - Dp Transmitter Head Disassembly

    Figure 61 – ST 700 Basic Transmitter - DP Transmitter Head Disassembly 13. Close all valves to isolate the Transmitter from the process. 14. Open the vent in the process head to drain fluid from the Transmitter meter body, as necessary.

  • Page 120: Figure 62 - St 700 Basic Transmitter - Head Bolt Tightening Sequence

    Figure 62 – ST 700 Basic Transmitter - Head Bolt Tightening Sequence Table 39 – Head Bolt Torque Values Bolting Type 50049713XXXX all 50049713XXX5 transmitters except Draft Range draft range (XXX5) Transmitter only Super Duplex Bolting Option 48,8 N-M +/- 2,4 N-M Bolt 514452557-006 (36.0 Lb-Ft +/- 1.8 Lb-Ft)

  • Page 121: Replacing The Communication Module

    Communication and Display Module assemblies Refer to Figure 63 for parts locations. Figure 63 – ST 700 Basic Transmitter - PWA Replacement 1. Turn OFF Transmitter power (Power removal is only required in accordance with area safety approvals. Power removal is only required in Class 1 Div 1 Explosion-proof and Class 1 Div 2 environments).
  • Page 122 Align the protrusion on the button assembly with the matching opening in the housing and snap the button assembly into the housing. f. Rotate the nameplate back to the original position, and tighten the nameplate screws. ST 700 SmartLine Pressure Transmitters User’s Manual Page 108 Revision 8.0...

  • Page 123: Replacing The Meter Body

    Loosen the End Cap Lock, and unscrew the End Cap from the electronics side of the Transmitter housing. Figure 64 – ST 700 Basic Transmitter - Disassembly for Meter Body Replacement Please take appropriate steps to avoid ESD damage when handling the Communication and Display Module assemblies 5.

  • Page 124: Figure 65 - St 700 Basic Transmitter - Hardware Location To Remove The Meter Assembly

    Figure 65 – ST 700 Basic Transmitter - Hardware Location to Remove the Meter Assembly 9. Carefully turn the complete meter body counterclockwise to unscrew it from the electronics housing. 10. Remove the nuts from bolts that hold the process head(s) to the Meter Body.

  • Page 125: Figure 66 - St 700 Basic Transmitter - Meter Body Reassembly

    Tighten head bolts in stages of 1/3 full torque, 2/3 full torque, and then full torque as per Table Figure 67 – ST 700 Basic Transmitter - Head Bolt Tightening Sequence 17. Feed the ribbon cable on the new meter body through the neck of the housing.
  • Page 126 29. Verify the Transmitter configuration data. Restore the saved database if necessary. 30. Lubricate the end-cap O-ring with Parker Super O-ring silicone lubricant or equivalent before replacing the end caps. ST 700 SmartLine Pressure Transmitters User’s Manual Page 112 Revision 8.0...

  • Page 127: Calibration_St 700 Basic Transmitter

    For a transmitter operating in analog mode, you must calibrate its output signal measurement range using any compatible hand-held communicator or a local display. One calibration option is to use the Honeywell Smart Field Communicator (SFC). Refer to the Smart Field Communicator Operating Guide, Document # 34-ST-11-14 for calibration procedures.

  • Page 128: Troubleshooting_St 700 Basic Transmitter

    However, this section covers the diagnostic messages that indicate critical conditions. Other than the critical conditions, additional detail is not provided. If you require assistance, contact your distributor or Honeywell Technical Support. All other messages are covered by the MC Toolkit Users’ Manual. 16.2 Critical Diagnostics Screens The Standard Display will display the fault message on the top line of the LCD .

  • Page 129: Parts List_St 700 Basic Transmitter

    Parts that are supplied in kits are indicated in each illustration by key number callout with the letter K prefix. Table 41 is a list of recommended spare parts. Table 41 – ST 700 Basic Transmitter - Summary List of Recommended Spare Parts 100- Part Number...

  • Page 130: Figure 68 - St 700 Basic Transmitter - Angle And Flat Bracket Parts (Refer To Table 41)

    Figure 71 model LGP/LAP Models number from Flush Mount Models nameplate Flange Mount Models Figure 68 – ST 700 Basic Transmitter - Angle and Flat Bracket Parts (refer to Table ST 700 SmartLine Pressure Transmitters User’s Manual Page 116 Revision 8.0...

  • Page 131: Table 42 - St 700 Basic Transmitter - Angle And Flat Bracket Parts

    Table 42 – ST 700 Basic Transmitter - Angle and Flat Bracket Parts Figure (Refer to Quantity Part Number Description Per Unit Carbon Steel Angle Bracket for all models except In-line and 50132311-511 Flush mount transmitters (CHINA MARKET ONLY) Carbon Steel Angle Bracket for all In-line and Flush mount...

  • Page 132: Figure 69 - St 700 Basic Transmitter - Electronic Housing, Display End

    Figure 69 – ST 700 Basic Transmitter - Electronic Housing, Display End Table 43 – ST 700 Basic Transmitter - Major Assemblies Figure 69 Figure 70 Figure 72 (Refer to Quantity Part Number Description Per Unit 50049858-501 End Cap (Aluminum)

  • Page 133: Figure 70 - St 700 Basic Transmitter - Electronic Housing, Terminal Block End

    Figure 70 – ST 700 Basic Transmitter - Electronic Housing, Terminal Block End ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 119...

  • Page 134: Figure 71 - St 700 Basic Transmitter - Major Assemblies

    Figure 71 – ST 700 Basic Transmitter - Major Assemblies ST 700 SmartLine Pressure Transmitters User’s Manual Page 120 Revision 8.0...

  • Page 135: Table 44 - St 700 Basic Transmitter Models Std720, 725, 730, 735, 770, 775 & Stg774

    Table 44 – ST 700 Basic Transmitter Models STD720, 725, 730, 735, 770, 775 & STG774 (Refer to Figure Qty/ Part Number Description Unit Vent and Plug Kits 30753785-001 Drain and Plug Kit, stainless steel 30753787-001 Drain and Plug Kit, Monel...

  • Page 136: Figure 72 - St 700 Basic Transmitter Models Std725, 735, 775

    Figure 72 - ST 700 Basic Transmitter Models STD725, 735, 775 (Refer to ST 700 SmartLine Pressure Transmitters User’s Manual Page 122 Revision 8.0...

  • Page 137: Table 45 - St 700 Basic Transmitter - Parts For Stg725, 735, 745, 775, 745 Transmitter Body

    Table 44) Table 45 – ST 700 Basic Transmitter - Parts for STG725, 735, 745, 775, 745 Transmitter Body Figure 73 (Refer to Part Number Description Qty/Unit Process Head Assembly Kits with PTFE Gaskets 51452864-010 Carbon steel head (zinc plated) without side vent/drain...

  • Page 138: Figure 73 - St 700 Basic Transmitter - Stg730, 735, 740, 745, 770, 775 And Sta722

    Figure 73 – ST 700 Basic Transmitter - STG730, 735, 740, 745, 770, 775 and STA722, 725, 745 Transmitter Body Table 46 - ST 700 Basic Transmitter - Inline Gauge and Inline Atmospheric Meter Body Parts (Figure 74) Part Number...

  • Page 139: Table 47 - St 700 Basic Transmitter - Flange-Mounted Meter Body Parts

    Table 47 – ST 700 Basic Transmitter - Flange-Mounted Meter Body Parts (Refer to Figure 75 Figure Part Number Description Qty/Unit Specify ST Series 700 replacement meter body complete model number from nameplate O-ring seal 30749372-005 O-ring seal 30749372-001 Optional Flange Adapter - Not Shown Flange adapter kit (st.

  • Page 140: Figure 75 - St 700 Basic Transmitter - Extended Flange Design

    Figure 75 – ST 700 Basic Transmitter - Extended Flange Design Figure 76 - ST 700 Basic Transmitter - Flush Flange Design ST 700 SmartLine Pressure Transmitters User’s Manual Page 126 Revision 8.0...

  • Page 141: Figure 77 - St 700 Basic Transmitter - Pseudo Flange Design

    Figure 77 - ST 700 Basic Transmitter - Pseudo Flange Design Figure 78 – ST 700 Basic Transmitter - Remote Seal Diaphragm ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 127...

  • Page 142: Figure 79 - St 700 Basic Transmitter - Series 700 Flush Mount Meter Body

    Figure 79 - ST 700 Basic Transmitter - Series 700 Flush Mount Meter Body. Table 48 – ST 700 Basic Transmitter - Flush Mount Meter Body Parts Figure 79 (Refer to Part Number Description Qty/Unit Specify complete Replacement meter body (Flush...
  • Page 143 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 129...

  • Page 144: Appendix A - Product Certifications For The St 700 Standard And Basic Transmitter

    Appendix A - PRODUCT CERTIFICATIONS for the ST 700 Standard and Basic Transmitter A.1 Safety Instrumented Systems (SIS) Installations For Safety Certified Installations, please refer to the ST 800 and ST 700 Safety Manual 34-ST-25-37 for installation procedure and system requirements. SIL 2/3 IEC 61508 SIL 2 for non-redundant use and SIL 3 for redundant use under the following standards: IEC61508-1: 2010;...
  • Page 145 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 131...
  • Page 146 ST 700 SmartLine Pressure Transmitters User’s Manual Page 132 Revision 8.0...
  • Page 147 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 133...
  • Page 148 ST 700 SmartLine Pressure Transmitters User’s Manual Page 134 Revision 8.0...
  • Page 149 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 135...
  • Page 150 Class I, Division 2, Groups A, B, C, D DE/HART Note 1 T4: -50 C to 85 Ex nA IIC Gc Ex ic IIC Gc Enclosure: Type 4X/ IP66/ IP67 ST 700 SmartLine Pressure Transmitters User’s Manual Page 136 Revision 8.0...
  • Page 151 C to 85 Ex nA IIC Gc Africa) Flameproof: DE/HART Ex d IIC Ga/Gb Note 1 T4: -50 C to 85 Ex tb IIIC T 95 C Db Enclosure: IP66/ IP67 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 137...
  • Page 152 (02) and the second two digits identify the week of the year (23); for example, 0223xxxxxxxx indicates that the product was manufactured in 2002, in the 23 rd week. ST 700 SmartLine Pressure Transmitters User’s Manual Page 138...
  • Page 153 IIC gases. Therefore, the user/ installer shall implement precautions to prevent the buildup of electrostatic charge, e.g. earthing the metallic part. This is particularly important if equipment is installed a Zone 0 location. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 139...
  • Page 154 A4. Control Drawing ST 700 SmartLine Pressure Transmitters User’s Manual Page 140 Revision 8.0...
  • Page 155 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 141...
  • Page 156 ST 700 SmartLine Pressure Transmitters User’s Manual Page 142 Revision 8.0...
  • Page 157 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 143...
  • Page 158 ST 700 SmartLine Pressure Transmitters User’s Manual Page 144 Revision 8.0...
  • Page 159 Appl. No: DLN-T0044-14 Lloyd's Register (LR) Certificate Number: 14/60017 Application: For use in environmental categories ENV1, ENV2, ENV3 adn ENV5 as defined by Lloyd’s Register Test specification No. 1, 2013 ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 145...

  • Page 160: Glossary

    Smart Field Communicator STIM Pressure Transmitter Interface Module STIMV IOP Pressure Transmitter Interface Multivariable Input/Output Processor Thermocouple Upper Range Limit Upper Range Value Universal Station Volts Alternating Current Volts Direct Current ST 700 SmartLine Pressure Transmitters User’s Manual Page 146 Revision 8.0...
  • Page 161 This page has been intentionally left blank. ST 700 SmartLine Pressure Transmitters User’s Manual Revision 8.0 Page 147...

  • Page 162: Index

    ST 700 Basic Transmitter .......... 90 ST 700 Standard Transmitter ........26 ST 700 Standard Transmitter ........23 Features and Options ST 700 Basic Transmitter .......... 71 ST 700 Standard Transmitter ........3 ST 700 SmartLine Pressure Transmitters User’s Manual Page 148 Revision 8.0...
  • Page 163 ST 700 Basic Transmitter .......... 85 Symbol Descriptions and Definitions ......v ST 700 Standard Transmitter ........18 Product Certifications ST 700 Basic Transmitter ........1, 130 Telephone and Email Contacts ........iv Three Button Operation no Display ST 700 Basic Transmitter ........100 References ..............
  • Page 164 Specifications are subject to change without notice. For more information To learn more about SmartLine Transmitters, visit www.honeywellprocess.com Or contact your Honeywell Account Manager Process Solutions Honeywell 1250 W Sam Houston Pkwy S Houston, TX 77042 Honeywell Control Systems Ltd...

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