STS11 Touchscreen Programmable Thermostat
1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2. FACTORY INSTALLED JUMPER.
3. OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE ON SELECT MODELS. WIRES MUST HAVE A CABLE
SEPARATE FROM THE THERMOSTAT CABLE.
Fig. 9. Typical hookup of conventional single-stage heat and cool system with single
transformer(1H/1C conventional).
22
CONVENTIONAL
S1 S2 C R RC W Y G
OUTDOOR/INDOOR
TEMPERATURE
SENSOR
3
COMPRESSOR
CONTACTOR
OPTIONAL
24VAC
COMMON
CONNECTION
R
C 1
2
FAN RELAY
HEAT RELAY
STS11 Touchscreen Programmable Thermostat
1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2. OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE ON SELECT MODELS. WIRES MUST HAVE A CABLE
SEPARATE FROM THE THERMOSTAT CABLE.
3.
REMOVE FACTORY INSTALLED JUMPER.
Fig. 10. Typical hookup of conventional single-stage heat and cool system with two
transformers (1H/1C conventional).
23
CONVENTIONAL
S1 S2 C R RC W Y G
OUTDOOR/INDOOR
TEMPERATURE
SENSOR
2
R
C
1
FAN RELAY
HEAT RELAY
R
C 1
COMPRESSOR
CONTACTOR
OPTIONAL
24VAC
COMMON
CONNECTION
3