Carrier Ecologic 30GX080-265 Controls, Start-Up, Operation, Service, And Troubleshooting page 73

FIELD SUPPLIED
AND POWERED
4-20 mA SIGNAL
OUTDOOR AIR THERMISTOR
FIELD SUPPLIED
FIELD SUPPLIED
AND POWERED
4-20 mA SIGNAL
SPACE TEMPERATURE
SENSOR
FIELD SUPPLIED
FIELD
SUPPLIED
24 VAC
MOTORMASTER®
OPTION (080-150, 160)
CIRCUIT A (151, 161-265)
MOTORMASTER
OPTION
CIRCUIT B (151, 161-265)
Fig. 37 — PSIO-2 Wiring for Accessories and Field-Installed Options, 30GX Units
+
4-20 mA SIGNAL
GENERATOR
DEMAND LIMIT
-
+
4-20 mA SIGNAL
GENERATOR
TEMPERATURE
RESET
-
DEMAND LIMIT
EXTERNAL
SWITCH
REMOTE DUAL SETPOINT
ICE DONE
VIO
GRA
VIO
GRA
73
PSIO-2, J7 PLUGS
TOP
13
14
20
21
BOTTOM
22
23
24
STAGE 2
25
STAGE 1
28
31
34
35
PSIO-2, J6 PLUG
VIO
46
GRA
47
VIO
49
GRA
50
500 OHM, 1/2 WATT
FIELD SUPPLIED
RESISTOR
500 OHM, 1/2 WATT
FIELD SUPPLIED
RESISTOR