Bard MC500 Series User Manual

Manual 2100-746D
Page 44 of 59
HIGH
TEMP 2
NOTE: NOT ALL TERMINALS
REPRESENTED FOR ALARM
BOARD 1
LOCKOUT 1LOCKOUT 3 LOCKOUT 2
POWER
LOSS 3
POWER
LOSS 2
LOW
TEMP
HIGH
TEMP 1
POWER
LOSS 1 VENT FILTER THEFT
LOCKOUT 5LOCKOUT 6 LOCKOUT 4
POWER
LOSS 6
POWER
LOSS 5
POWER
LOSS 4
ALARM BOARD 1
MC5300-BC AND MC5600-BC
ALARM BOARD 2
MC5600-BC ONLY
Notes:
1.) Stage 2 Electric Heat, Ventilation, Mechanical Dehumidification, and Filter Switch are optional components. Refer to model nomenclature to
verify optional equipment installed in unit.
2.) Use VENT Contacts of Primary Board to activate ventilation using CO2 sensor or other peripheral device. Jumper VENT contacts for constant
ventilation. Option must be used to activate "A" terminal with CRV-F and ERV ventilation options..
3.) Optional remote sensors #1 and #2 are temperature resistance 10k type 2. Remote sensor #2 can be used as an outdoor or indoor sensor.
4.) Emergency Off Contacts used in MC series controller to shut down all units. Emergency shutdown factory jumper may be removed to field
install a normally closed relay at each individual unit.
5.) Balanced Climate factory jumper is removed for enhanced moisture removal during 1st stage of cooling. See unit installation manual and/or
dehumidification supplemental instructions (units with mechanical dehumidification) for additional details regarding Balanced Climate mode of
operation. Jumper can be reinstalled to disable Balanced Climate operation.
6.) All MC controllers will have a primary control board with connections for units 1 to 3. MC5600 controllers only will have an additional
secondary control board with connections for units 4 to 6.
7.) MC5300-BC and MC5600-BC controllers have additional alarm board(s) with dry contacts for wired alarms.
PRIMARY BOARD
MC-5300: SYSTEM 1-3
Generator
Contacts
Emergency
Off Contacts
Optional Remote
Sensors #1 and #2
REM 2REM 1
EMERG
OFF GEN VENT THEFT
Emergency
Shutdown
Factory Jumper
R C W1 W2 EC Y1 Y2 G O/B A D H
FILTER DUST LOR AUX IN EIN
NO C NC
AUX OUT
D A
W3
G Y2Y1 W2
B/W1
CR
11 12 2 3
RT
MC SERIES CONTROL BOARDS
MC5300 PRIMARY BOARD ONLY.
MC5600 PRIMARY AND SECONDARY BOARD.
W**A/W**L SERIES UNIT
24VAC
Common
Stage 1 Electric Heat
Stage 2 Electric Heat
Stage 1 Cooling
Indoor Fan
M. Dehumidification
Filter Switch
Filter Switch
Compressor Lockout
Compressor Lockout
LOW VOLTAGE
TERMINAL STRIP
24VAC
Stage 2 Cooling
Remove
Balanced
Climate Y1-Y2
Factory Jumper
W**A/W**L SERIES UNIT WITH CRV-F OR ERV AND NO VENTILATION
WITH BALANCED CLIMATE OPERATION
Alarm
Relay
(Optional)
Filter
Switch
(Optional)
MIS-4196 A
Theft
Contacts
(opt.)
Vent
Contacts
(opt.)
AVAILABLE NOC REMOTE MONITORING DRY CONTACTS. MC5300-BC AND MC5600-BC ONLY.
OR MC-5600: SYSTEM 1-6
Ventilation
FIGURE 20
W**A/W**L Series Unit with CRV-F or ERV and No Ventilation with Balanced Climate

Bard MC500 Series Specifications

General

Brand	Bard
Model	MC500 Series
Category	Controller
Language	English