2
49-5000517 Rev. 2
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.
• 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)
Temperature set range:
60°F–85°F (15°C–29°C)
Accuracy:
± 1°F (± 0.5°C)
System configurations:
• Factory Setting: 2-stage heat (heat pump/resistance
heat), 1-stage cool, 1-speed fan
• Alternate Setting: 1-stage heat (resistance heat),
1-stage cool, 1-speed fan
Terminations:
R, C, W, Y, G, B
Wiring:
Maximum wiring length is 66ft (20 meters) for
AWG18
Maximum wiring length is 60ft (18 meters) for
AWG20
IMPORTANT SAFETY INFORMATION
READ ALL INSTRUCTIONS BEFORE USING
Summary of Contents for RAK149P2
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