User's Manual

12 13
Installation
The remote temperature sensor should be mounted:
• On an interior wall, in a frequently occupied space.
• About 5' (1.5 meters) above the floor.
• At least 18" (about 0.5 meter) from an outside wall.
• Using less than 300' (about 100 meters) of wire.
Do not mount the remote sensor:
• Behind doors, in corners, or other dead air spaces.
• In direct sunlight, near lighting fixtures, or near other appliances that give o heat.
• On an outside or unconditioned area wall.
• In the flow of a supply register, in stairwells, or near outside doors.
• On a wall with concealed pipes or ductwork.
• Parallel to 120VAC lines.
Conventional heat/cool wiring diagrams
Single transformer (use jumper wire) Two transformers (remove jumper wire)
Y2I1 W2
S2S1
T1 T2 I2
G
Y
O/B
W
RC
RL
C
G
Y
O/B
W
RC
RL
C
Y2I1 W2
S2S1
T1 T2 I2
JUMPER
OUTDOOR TEMP
SENSOR
(OPTIONAL)
REMO
TE TEMP
SENSOR
(OPTIONAL)
TRANSFORMER
1st HEATING
FAN
2nd COOLING
1st COOLING
2nd HEATING
Y2I1 W2
S2S1
T1 T2 I2
G
Y
O/B
W
RC
RL
C
G
Y
O/B
W
RC
RL
C
Y2I1 W2
S2S1
T1 T2 I2
OUTDOOR TEMP
SENSOR
(OPTIONAL)
REMO
TE TEMP
SENSOR
(OPTIONAL)
TRANSFORMERS
1st HEATING
FAN
2nd COOLING
1st COOLING
2nd HEATING