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Important safety information.
Specifications.
WARNING!
FIRE AND SHOCK HAZARD
• Always turn off power at the main power supply before
installing, cleaning or removing the thermostat.
• 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
• DC Power: 3.0 VDC (2 “AAA” batteries
included)
• 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:
RAK148P2: 2-stage heat (heat pump/resistance heat), 1-stage cool
RAK164P2: 1-stage heat (resistance heat), 1-stage cool
Terminations: R, C, W, Y, G, B (RAK148P2);
R, C, W, Y, G (RAK164P2)
Wiring:
Maximum wiring length is 66ft (20 meters) for AWG18
Maximum wiring length is 60ft (18 meters) for AWG20
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