ControlTemp CT2001 - Typical Hookup of Single-Stage Heat Pump with no Auxiliary;Backup Heat

CT2001 Touchscreen Programmable Thermostat
1. POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
2. FACTORY INSTALLED JUMPER.
3. "O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE INSTALLER SETUP.
4. OPTIONAL OUTDOOR OR INDOOR REMOTE SENSOR. AVAILABLE ON SELECT MODELS. WIRES MUST HAVE A CABLE
SEPARATE FROM THE THERMOSTAT CABLE.
Fig. 18. Typical hookup of single-stage heat pump with no auxiliary/backup heat
(1H/1C heat pump).
31
HEAT PUMP
S1 S2 C R RC W W2 Y2 Y G
S1 S2 C R RC E L Y2 Y G
O/B AUX
OUTDOOR/INDOOR
TEMPERATURE
SENSOR
4
2
R
C
1
CHANGEOVER
VALVE
COMPRESSOR
RELAY
FAN RELAY
OPTIONAL
24VAC
COMMON
CONNECTION
3