Conventional - EWC Controls EWT-3102 User Manual

OUTDOOR/INDOOR
TEMPERATURE
SENSOR
S1 S2 C R RC
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. 15. Typical hookup of cool only system (1C conventional).
EWT-3102 / EWT-3103 Touchscreen Programmable Thermostat
OPTIONAL
24VAC
3
COMMON
CONNECTION
COMPRESSOR
CONTACTOR
2
W W2
R C 1
FAN RELAY

CONVENTIONAL

Y2 Y G
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