Specifications

3
WIRING DIAGRAMS
Figure 1 – Single Stage Thermostat Remote Sensor Wiring (F145-1328)
Thermostat Subbase
Remote Sensor
RCEW2W1Y2Y1B OG
PH DSASBSC OTL
W3
A1
E2
P
SA SB SC OT
+ Te rminals
- Te rminals
Thermostat Subbase
+ S
E2
–
To +
To OT
To -
Outdoor Probe
Remote Outdoor Sensor Base
Note: When using shielded cable, connect shield
of 18 or 20 gauge 3 connector cable to - or S3 on
thermostat subbase.
Note: When using shielded cable, connect
shield of 18 or 20 gauge 3 connector cable
to - or S3 on thermostat subbase.
+ S
E2
–
To -
To SA
To +
+ S
E2
–
To -
To SB
To +
+ S
E2
–
To -
To SC
To +
Remote Indoor Sensor A
Remote Indoor Sensor B Remote Indoor Sensor C
Figure 2 – Staging Thermostat Multi-Stage or Heat Pump Indoor/Outdoor
Remote Sensor Wiring (F145-1328/F145-1378)