HA20 2-Channel Controller Safety combustibles using mA input. • This equipment is suitable for use in Class I, Division 2, Groups WARNING A,B,C and D or non-hazardous locations only. • EXPLOSION HAZARD- SUBSTITUTION OF COMPONENTS MAY Read and understand contents of this manual prior to operation.
HA20 2-Channel Controller 1 General Description HA20 Technical Manual...
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Channel 1 Channel 2 typically voltage or 4-20mA current from transmitters, monitors or other analog output devices. The HA20 is equipped with a Fault and A3/Fault A3/Fault three alarm levels per channel with features such as ON / OFF delays,...
TB5 on the motherboard. If AC power is not available, values are both displayed in real time. Arrows below the bars indicate the HA20 may also be powered with 24 VDC applied to TB1 on the alarm trip point values, making it easy to identify channels at or motherboard.
HA20 2-Channel Controller 1.3.2 Relays The basic HA20 consumes only 1.5 watts of 10-30 VDC from the integral power supply. Two mechanical (dry contact) Common Form C relays are standard and Optional features, and external devices such as remote transmitters,...
HA20 2-Channel Controller 1.3.6 Housings / Installation Categories • *NEMA 4X wall mount. DIV 2 Groups A,B,C,D; Category II and pollution degree 3; NEMA 4X; IP66 • *NEMA 4 painted carbon steel • SS316 NEMA4X • Polycarbonate NEMA4X • *NEMA 7 wall mount for DIV 1 & 2 Groups B,C,D; includes O-ring in door to satisfy NEMA 4 rating.
Section 2.2) and SYSTEM (see Section 2.3) menu trees allow HA20 configuration of a wide range of monitoring applications. Select the desired menu by scrolling with Up/ down arrows and then Edit to enter each menu. Figure 2-1 illustrates the menu tree configuration with Channel variables on the left and System variables on the right.
Channel, System and Security menus. It Keypad Alarm Next Edit also shows the firmware version operating in the HA20. Use the up/ Reset (Keypad buttons behind door) down arrows keys to move the pointer to the desired menu and press the Edit key to select.
HA20 2-Channel Controller alarm. Any new alarm event causes the associated LED to flash until an Alarm Reset occurs causing an acknowledged steady on condition. Operators should recognize new alarms by a flashing LED. Alarm Reset also acknowledges, or deactivates, audible devices driven by Figure 3.2)
HA20 2-Channel Controller Input Measurement Range 2.2.5 CAL Setup Menu The ZERO / SPAN menu options allow configuration of the The CAL SETUP feature supports pushbutton calibration of zero measurement range displayed by this channel. Measurement Range and span values. This feature should only be utilized when there are defines the range of the input signal’s engineering units.
The SPAN gas used must match the value specified since this is what accuracy. Honeywell Analytics recommends calibration the HA20 will indicate after a successful SPAN calibration. The Span standards with NIST (National Institute of Standards and Gas value may be edited if it becomes necessary to apply a different Technology) traceable accuracy to increase the validity of the gas concentration (see Figure 2.6 [Span Gas] in...
HA20 2-Channel Controller 2.3 System Configuration Menus The flow chart in Figure 2-7 illustrates the above procedure. up arrow, CAL, Next & Edit labels indicate keystrokes (down arrow/CAL is a dual Several items needing configuration are not specific to either channel purpose key).
Modbus serial port. This slave port may be used to warning. alarm levels and set to Steady for high alarm levels. Thus, transfer HA20 data to a host device such as a PC, PLC, DCS or even personnel can know which alarm level is present by based on the another Honeywell Analytics Controllers.
400 would accomplish this. • The HA20 is equipped with a 24-hour clock and calendar. Time Common Relays menu item allows manual activation of the common and Date menu items are for setting the correct time and date.
HA20 2-Channel Controller 2.4 System Security Menu A 4-digit Pass Code entered and confirmed in this menu item locks all menus. Viewing menus is not denied but attempts to edit variables flashes the Locked message on the LCD. Authorized individuals locking the system should first enter a name, phone #, or other contact information in the 12 character field on the top line of the System SECURITY screen.
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2 Amp, 250V, 5x20mm fuse located under Pow er Supply AC In terminal cover. The HA20 Motherboard shown in Figure 3.2 is the interface between WARNING: For continued protection against D C Out fire replace only with same type and rating of fuse.
Connections to J1 & J3 are not covered by CSA Transmitter input PCB option #10-0221, shown in Figure 3-3, is available for interfacing the HA20 to field transmitters with 4-20mA or Ribbon Cable to 10-0214 Display Assembly voltage outputs (0-2 VDC max). TB1 provides Channel 1 & Channel 2 +...
5 amp, form C relays. Each relay is associated to either A1, A2 or *Spare = Spare 100 ohm 4-20mA A3 for channel 1 or 2. Many HA20 applications utilize the standard terminator equipped Relay 1 / Relay 2 (see Section 2.3.1) and do not require...
20mA for 100% readings. Make certain that the mA loop output is set to LATCHING on reading devices connected to the HA40 If the HA20 primary power is 100 – 240 VAC, 4-20mA outputs are K1, K2, K3, K4, K5 & K6 are capable of driving 20mA through a 750 ohm load.
The 10-0253 Modbus option PCB adds both RS-232 and RS-485 Modbus RTU slave ports. Figure 3-8 shows this optional PCB which mounts to connectors on the upper right corner of the HA20 motherboard. TB1 provides two pairs of T/Rx terminals and a floating terminal for shield continuation.
Alarm Ack/Reset 2001 CHANNEL_DISABLED_BIT BIT7 NOTE: CHANNEL_CAL_BIT BIT8 After writing a TRUE to this register, the HA20/40 will reset it to FALSE. System Status Word 31007 Read Only Discrete: 16 bit status word bit assignment for system status. Chan 1 Alarm 1...
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HA20 2-Channel Controller CHAN_1ALM_1 BIT0 Binary Cal Data: CHAN_1ALM_2 BIT1 Chan 1 A2D MIN 41021 CHAN_1ALM_3 BIT2 Chan 1 A2D MAX 41022 CHAN_2ALM_1 BIT3 Chan 1 D2A MIN 41023 CHAN_2ALM_2 BIT4 Chan 1 D2A MAX 41024 CHAN_2ALM_3 BIT5 RELAY_1 BIT6...
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4.2 HA20PY NEMA 4X Polycarbonate Enclosure The HA20 controller enclosures are shown in Figures 4-1, 4-2, and 4-3. Non-metallic enclosures are not grounded by metal conduit. For internal ground points to be grounded to earth, the TB5 – GND terminal...
HA20 2-Channel Controller 4.3 HA20XP NEMA 7 Explosion-Proof Wall Mount Enclosure The HA20XP enclosure shown in Figure 4.3 is an aluminum NEMA 7 wall mount enclosure designed for use in potentially hazardous areas. Figure 4-3. NEMA 7 Explosion-Proof Wall Mount Enclosure...
HA40 4-Channel Controller 5 Parts List HA40 Technical Manual...
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HA40 4-Channel Controller 5 Parts List Base Units HA20N4 NEMA 4X Enclosure incl Magnetic Keypad for nonintrusive control, 4-20mA HA20XP NEMA 7 Enclosure incl Magnetic Keypad for nonintrusive control, 4-20mA I/O Options 10-0221-2 Dual 4-20mA Analog INPUT PCB 10-0223 Dual 4-20mA Analog OUTPUT PCB Options and Accessories 10-0222 Relay Option to add six 5 amp Form C relays...
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HA20 2-Channel Controller Honeywell Analytics Warranty Statement Honeywell Analytics shall not be liable for any loss or damage whatsoever or howsoever occasioned which may be a direct or indirect All products are designed and manufactured to the latest internationally result of the use or operation of the Contract Goods by the Buyer or recognized standards by Honeywell Analytics under a Quality any Party.