4
49-5000637 Rev. 0
Specifications.
WARNING
FIRE AND SHOCK HAZARD
• Always turn off power at the main power supply
before installing, cleaning or removing the
thermostat. Failure to do so could result in
electrical shock hazard.
• Do not use on voltages over 30 VAC. Higher
voltages will damage the thermostat and could cause
shock or fire hazard.
NOTICE
• All wiring must conform to local and national
electrical and building codes.
• Use this thermostat only as described in this manual.
Electrical rating:
• 24 VAC (18–30 VAC)
•
1 amp maximum per terminal
•
4 amp maximum total load
Operating temperature range:
40°F–99°F (4°C–37°C)
System Configurations:
* 1 stage cool, 2 stage heat (heat pump/resistance heat)
1 stage cool, 1 stage heat (resistance heat)
Terminations:
*R, C, W, Y, GH, GL, B for 2-stage heat
R, C, W, Y, GH, GL, for 1-stage heat
Wiring (for R & C if wiring for power):
Maximum wiring
length is 66ft (20 meters) for AWG18
Maximum wiring length is 60ft (18 meters) for AWG20
*Default setting
IMPORTANT SAFETY INFORMATION
READ ALL INSTRUCTIONS BEFORE USING
