User Manuals: Bard MC5000 Series Lead/Lag Controller

User Manuals: Bard MC5000 Series Lead/Lag Controller

Manuals and User Guides for Bard MC5000 Series Lead/Lag Controller. We have 1 Bard MC5000 Series Lead/Lag Controller manual available for free PDF download: Installation And Operation Instructions With Replacement Parts List

Bard MC5000 Series Installation And Operation Instructions With Replacement Parts List

Bard MC5000 Series Installation And Operation Instructions With Replacement Parts List (55 pages)

Brand: Bard | Category: Controller | Size: 1.68 MB

Table of Contents

Table of Contents
2
General Information

4
Installation

6
- Figure 1
  6
  - MC5000 Series Controller
    7
    
    Figure 2 MC5000 Controller Dimensional Drawing
    7
    
    Mounting the MC5000 Series Controller
    7
    
    Figure 3 Controller Grounding Lugs
    8
    
    Figure 4 Optional Remote Temperature Sensor Installation
    8
    
    Installing Remote Temperature Sensor(S)
    8
- FIGURES and TABLES Figure 1 Typical MC5000 Component Location
  
  6
Engineered Features

9
Setup

14
Operation

18
- Basic Controller Specifications/Features
  18
- Temperature Sensors
  18
  - Temperature Sensor Logic
    18
- Basic Controller Input/Output Specifications
  19
- Alarm Board Specifications/Features
  19
- Low Voltage Field Wiring
  20
- Controller Grounding
  20
- Controller Power-Up
  20
- Emergency off
  20
- Staging Delay Periods
  20
- Blower Operation
  20
  - Pre-Purge
    20
    
    Pre-Purge Setup
    20
  - Lead/Lag Rotation
    21
  - Humidity Control Option
    24
    
    Dehumidification Sequence
    24
    
    Figure 6 Mechanical Dehumidification
    24
    
    Mechanical Sequence
    24
    
    Humidification Operation
    25
    
    Synchronized Sequence
    25
  - Staging
    25
    
    Figure 7 Synchronized Dehumidification
    25
    
    Staging Sequence
    25
    
    Adjustable Interstage Differential
    26
    
    Adjustable off Differential
    26
    
    Cooling Staging
    26
    
    Cooling with Economizer
    26
    
    Figure 10 Cooling with Six Single Stage Units (W/Economizers) Using Twinning/Pairs Option
    26
    
    Figure 8 Heating Staging
    26
    
    Heating Staging
    26
    
    Figure 9 Cooling with Six Single Stage Units (W/Economizers)
    27
    
    The Advantages of Twinning: Pairs
    27
    
    The Advantages of Twinning: Triples
    27
- Cooling with Six Single Stage Units (W/Economizers) Using Twinning/Triples Option
  27
  - Figure 10
    27
  - Alternating/Non-Alternating Set up
    28
    
    Alternating
    28
    
    Alternating/Non-Alternating Logic
    28
    
    Figure 12
    28
    
    Non-Alternating
    28
  - Cooling Without Economizer
    28
  - Humidification/Dehumidification Demand Staging
    28
- Alternating Sequence Cooling
  29
- Figure 13
  29
- Non-Alternating Sequence Cooling
  29
  - Twinning: Simultaneous Unit Operation
    30
  - Figure 15
    30
  - Triples: Simultaneous Unit Operation
    31
  - Cooling Sequence of Operation
    31
  - Heating Sequence of Operation
    31
    
    Electric Heat
    31
    
    Figure
    31
    
    Heat Pumps
    31
  - Alarm Functionality
    32
  - Test Mode
    34
    
    Manual Test
    34
    
    System Test
    34
  - Network/Remote Connectivity
    34
    
    Remote Connectivity
    34
    
    Setup
    34
    
    Touch Screen Display IP Configuration
    34
    
    Webpage IP Configuration
    35
    
    Navigational Side Pane
    36
    
    Webpages
    36
    
    Modbus
    37
Connections Diagrams

42
Troubleshooting

52
- Checking Remote Temperature Sensor 8301-095
  52
- Troubleshooting Alarms
  53
MC5000 Replacement Parts List

55

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