Carrier OMNIZONE 50XJ064-104 Operating And Troubleshooting Manual page 41

J7
3 2
PCB3
3 2
J7
SW1
1 2 3 4 5 6 7 8
SW2
1 2 3 4 5 6 7 8
SW3
1 2 3 4 5 6 7 8
SW4
1 2 3 4 5 6 7 8
SW5
1 2 3 4
SW6
1 2 3 4
50BV,XJ Accessory Control Module (PCB3) Schematic
1
GRN
1
1
2
J2 3
16
J4
0
15
DEHUM
14
13
1
12
0
0
11
TOWER
10
INT
0
9
PUMP
EXT
8
0
7
6
4-20 mA
0
5
OTHER
4
0
3
0-10 VDC
2
0
4-20 mA 1
18
DO
17
AO 16
15
14
DO
13
AO
12
11
J3
+
10
9
+
8
7
6
5
+
4
3
2
1
41
TRAN
CB
24 V
X1
1
Exhaust
+
Fan Control
-
4-20 mA
1
1
HEAT
1
4
HEAT
1
3
HEAT
1
2
HEAT
1
1
Outdoor Air Temperature
-
Indoor Relative Humidity
-
Indoor Air Quality
Leaving Water Temp
-
Building Pressure
Tower Sump Temp
GRN
X2