Bard MC4002-B User Manual

Manual 2100-614K
Page 49 of 61
CONTROLLER CONNECTIONS DIAGRAM 25
W**HB/W**HC Series Heat Pumps – No Economizers
3
1
2 5
4
B/W1
2
Y1
W2
C
L
R
G
Y2
3
152
4
B/W1
2
Y1
W2
C
L
R
G
Y2
3
2
JUMPER BETWEEN Y1 AND Y2 MUST BE IN PLACE
MIS-4287
UNIT 2
MUST BE CONNECTED AS SHOWN
OR CONTROLLER WILL NOT
CU, AND SILVER LEAD TO AG.
LEAD MUST CONNECT TO
POLARITY SENSITIVE. COPPER
LOCKOUT FEATURE OF ALARM BOARD
REQUIRED TO UTILIZE REFRIGERENT
C
"NC" CONTACTS - OPEN ON ALARM
FIRE/SMOKE ALARM CIRCUIT
FIELD INSTALLED 8201-062 RELAYS
NOTE: ALL SENSORS ARE
G
IS POLARITY SENSITIVE AND
R
REMOVE JUMPER
UNIT 1
48 VDC
CONNECTION
FIRE/SMOKE
-
+
F2
F1
CB
OPTIONAL - 48 VDC
3
LOCKOUT 1
LOCKOUT 2
2
REFRIGIRANT LOCKOUT
CONNECTIONS FOR
"NC" CONTACTS - OPEN ON ALARM
REMOVE JUMPER
GENERATOR RUN ALARM
OPTIONAL ALARM BOARD
1
NUMBER 8612-023A
SILVER
COPPER
SILVER
COPPER
SILVER
COPPER
SENSORS, BARD PART
SENSOR 12" LEADS
STANDARD LOCAL
CONTROLLER
GEN
REM 2
REM 1
LOCAL
CU
AG
CU
AG
H2
H1
G2
G1
AG
1
CU
HUMIDITY
35 FOOT TEMPERATURE
OPTIONAL FIELD INSTALLED
24V TERMINALS
HEAT PUMP #1
24V TERMINALS
HEAT PUMP #2
OPERATE ON DC POWER ONLY
W
Y2
Y1
C
R
G
W
Y2
Y1
THIS FUNCTION IS NOT AVAILABLE
FOR HEAT PUMP APPLICATIONS
NOTE: DC BACK-UP POWER
2
MC4000 series

Bard MC4002-B Specifications

General

Brand	Bard
Model	MC4002-B
Category	Controller
Language	English