Bard MC4002-B User Manual

Manual 2100-614K
Page 27 of 61
CONTROLLER CONNECTIONS DIAGRAM 3
1-Stage (W**AB/W**LB/W**AC Series) Air Conditioners
with JADE
TM
Economizers
Y2
MIS-4280
CB
F1
F2
+
C
Y1
Y2
Y1
Y2
CU
AG
G1
G2
H1
H2
-
W
G
R
C
W
G
R
AG
CU
AG
CU
C
B/W1
G
R
C
G
R
Y1
Y2
B/W1
Y1
A
"NC" CONTACTS - OPEN ON ALARM
FIRE/SMOKE ALARM CIRCUIT
RT
OPERATE ON DC POWER ONLY
FIRE/SMOKE
OR CONTROLLER WILL NOT
CONNECTION
48 VDC
UNIT 1
UNIT 2
LOCAL
REM 1
REM 2
GEN
OPTIONAL - 48 VDC
CONTROLLER
HUMIDITY
MUST BE CONNECTED AS SHOWN
IS POLARITY SENSITIVE AND
CU, AND SILVER LEAD TO AG.
LEAD MUST CONNECT TO
SENSOR 12" LEADS
COPPER
SILVER
COPPER
SILVER
COPPER
SILVER
NOTE: DC BACK-UP POWER
STANDARD LOCAL
POLARITY SENSITIVE. COPPER
NOTE: ALL SENSORS ARE
NUMBER 8612-023A
REMOVE JUMPER
SENSORS, BARD PART
"NC" CONTACTS - OPEN ON ALARM
GENERATOR RUN ALARM
35 FOOT TEMPERATURE
OPTIONAL FIELD INSTALLED
"NO" CONTACTS - CLOSE ON RISE
HUMIDITY CONTROLLER
JADE CONTROLLER MUST BE SET TO 10V ON MINIMUM POSITION TO WORK AS EMERGENCY COOLING
REMOVE JUMPER
3
2
2
F
E
3
OPTIONAL ALARM BOARD
F
E
2
32
3
ECON 1
LOCKOUT 1
LOCKOUT 2
1
ECON 2
A
3
21
2
A/C #1
A/C #2
1
REFRIGERANT PRESSURE LOCKOUT ALARM - REQUIRES "J" CONTROL MODULE IN A/C UNITS
2
THE "E" AND "F" CONNECTIONS FOR EMERGENCY COOLING ARE AVAILABLE ONLY ON THE -B ALARM BOARD
6
3
W2
6
4
W2
4
5 THE JUMPER BETWEEN RT AND R MUST BE INSTALLED
ADD JUMPER IF 15KW OR HIGHER ELECTRIC HEAT IS INSTALLED
4
OPTIONAL FIELD INSTALLED
5
BALANCED CLIMATE.
1 AND 8 ON ECONOMIZER PLUG.
RT
MANUAL FOR INFORMATION ON
REFER TO UNIT AND ECONOMIZER
NOTE: FOR BALANCED CLIMATE OPERATION
UNPLUG JUMPER BETWEEN TERMINALS
5
MC4000 series

Bard MC4002-B Specifications

General

Brand	Bard
Model	MC4002-B
Category	Controller
Language	English