Manual 2100-614K
Page 26 of 61
CONTROLLER CONNECTIONS DIAGRAM 2
1-Stage (W**AB/W**LB/W**AC Series) Air Conditioners – No Economizers
with Alarm Board & CB5000 Series Communication Board
BALANCED CLIMATE OPERATIONS. SEE UNIT MANUAL FOR INFORMATION ON BALANCED CLIMATE.
3
3
RT
3
RT
2
2
THE JUMPER BETWEEN RT AND R MUST BE IN PLACE
3
ADD JUMPER IF 15KW OR HIGHER ELECTRIC HEAT IS INSTALLED
W2
W2
CB5000
2
R
2-3
E
P
M
A
D
T
U
O
X
3-3
NO
2
C
3
1-3
NC
1
K
REQUIRES ALARM RELAY IN EACH A/C UNIT, WHICH IS PART OF "J" CONTROL MODULE.
U
A
FACTORY INSTALLED JUMPER. REMOVE JUMPER AND CONNECT Y2 IN CONTROLLER TO Y2 IN UNIT FOR
"NO" CONTACTS - CLOSE ON RISE
HUMIDITY CONTROLLER
"NC" CONTACTS - OPEN ON ALARM
REMOVE JUMPER
C
GENERATOR RUN ALARM
OPTIONAL FIELD INSTALLED
1
NUMBER 8612-023A
SILVER
COPPER
SILVER
COPPER
SILVER
COPPER
SENSORS, BARD PART
SENSOR 12" LEADS
STANDARD LOCAL
35 FOOT TEMPERATURE
CU, AND SILVER LEAD TO AG.
LEAD MUST CONNECT TO
CONTROLLER
GEN
REM 2
REM 1
LOCAL
UNIT 2
UNIT 1
O
48 VDC
HUMIDITY
POLARITY SENSITIVE. COPPER
NOTE: ALL SENSORS ARE
OPTIONAL FIELD INSTALLED
OPTIONAL ALARM BOARD
REFRIGERANT LOCKOUT
CONNECTIONS FOR
24V TERMINALS
A/C #1
LOCKOUT 2
LOCKOUT 1
3
2
2
CONNECTION
FIRE/SMOKE
OPTIONAL - 48 VDC
24V TERMINALS
A/C #2
OPERATE ON DC POWER ONLY
OR CONTROLLER WILL NOT
"NC" CONTACTS - OPEN ON ALARM
2
3
3
2
Y2
Y1
B/W1
Y2
Y1
R
G
C
R
G
B/W1
C
CU
AG
CU
AG
R
G
W
C
R
G
W
-
H2
H1
G2
G1
AG
CU
Y2
Y1
Y2
Y1
C
+
F2
F1
CB
REMOVE JUMPER
1
MIS-4278
FIRE/SMOKE ALARM CIRCUIT
MUST BE CONNECTED AS SHOWN
IS POLARITY SENSITIVE AND
NOTE: DC BACK-UP POWER
4
L
4
4
MC4000 series
To Next Page
Loading...
Need help?
General
