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Bard MC5000 Series User Manual
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Manual 2100-746
Page
12 of 55
Main
Alarm Board (MC5300-BC and MC5600-BC Models Only)
The main alarm board allows for Normally Open or Normally Closed dry contacts to be used for remote monitoring of
equipment and the controller
.
MIS-4190
Shelter NO/NC
Alarm Relays
Shelter NO/NC
Alarm Relays
Shelter NO/NC
Alarm Relays
Unit Lockout NO/NC
Alarm Relays
Emergency Unit Off
NO/NC Alarm Relay
Unit Power Loss
NO/NC Alarm Relays
UTILITY
POWER
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
NO
C
NC
GEN
2ND
ST
AGE
CONTROL
F
AIL
LOCK
OUT 3
LOCK
OUT 2
LOCK
OUT 1
EMERG
OFF
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
HIGH
TEMP 1
HIGH
TEMP 2
LOW
TEMP
POWER
LOSS 1
POWER
LOSS 2
POWER
LOSS 3
THEFT
FIL
TER
VENT
11
13
Table of Contents
Default Chapter
2
Table of Contents
2
General Information
4
Shipping Damage
4
General
4
Theory of Operation
4
Controller Certifications
4
Getting Other Information and Publications
4
Cooling System
5
MC5000 Series Controller and Accessories
5
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
Touch Screen
9
Figure 5 MC5000 Series Touch Screen Interface
9
Main Control Board (MC5300 and MC5600)
10
Secondary Control Board (MC5600 Only)
11
Main Alarm Board (MC5300-BC and MC5600-BC)
12
Secondary Alarm Board (MC5600-BC Only)
13
Setup
14
Guided Setup
14
MC5000 Equipment Setup Menu Descriptions
14
MC5000 Controller System Setup Menu Descriptions
14
Equipment Setup Menu
14
System Setup Menu
15
Date/Time Setup Menu
15
Comfort Mode
15
System Status
15
Cooling Set Points
15
Heating Set Points
15
Comfort Mode Cooling Set Points
15
Comfort Mode Heating Set Points
16
Dehumidification Level Set Points
16
Humidification Level Set Points
16
Cooling Interstage Differential Set Points
16
Cooling off Differential Set Points
16
Heating Interstage Differential Set Points
16
Heating Stage off Differential Set Points
16
Dehumidification Interstage Differential Set Points
16
Dehumidification Stage off Differential Set Points
16
Humidification Interstage Differential Set Points
17
Humidification Stage off Differential Set Points
17
High Humidity Alarm Set Points
17
Low Humidity Alarm Set Points
17
Low Temperature Alarm Level Set Points
17
High Temperature Level 1 Alarm Set Points
17
High Temperature Level 2 Alarm Set Points
17
Heat Pump Lockout Range Set Points
17
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
MC5000 Alarm Board I/O
19
Alarm Board Contacts
19
MC5000B W/Enhanced Version Alarm Board
20
Plus MC5000A Inputs/Outputs
20
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
4
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Bard MC5000 Series Specifications
General
Brand
Bard
Model
MC5000 Series
Category
Controller
Language
English
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