EWC Controls EWT-3102 User Manual page 46

Wire Indoor Sensor
CAUTION
Electrical Interference (Noise) Hazard. Can cause erratic system operation.
Keep wiring at least one foot away from large inductive loads such as motors, line
starters, lighting ballasts and large power distribution panels.
IMPORTANT
Erratic temperature readings from a sensor can occur as a result of any of the
wiring practices described below. Avoid these practices to assure correct
operation.
Be sure wires have a separate cable from the thermostat cable.
Do not route temperature sensor wiring with building power wiring, next to
control contactors or near light dimming circuits, electric motors or welding
equipment.
Avoid poor wiring connections.
Avoid intermittent or missing building earth ground.
EWT-3102 / EWT-3103 Touchscreen Programmable Thermostat
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