Electrical rating:
• 24 VAC/VDC (18-30 VAC/VDC)
• 1 amp maximum per terminal
• 4 amp maximum total load
Temperature control range:
45°F to 90°F (7°C to 32°C)
Accuracy:
± 1°F (± 0.5°C)
System configurations:
2-stage heat, 2-stage cool
Terminations:
-C, +R, W1, Y1, W2, Y2, G, S1, S2
Specifications
WARNING!
:
Always turn off power at the main power supply before installing, cleaning, or removing
thermostat.
• This thermostat is for 24 VAC/VDC applications only; do not use on voltages over 30 VAC/VDC
• Do not short across terminals of gas valve or system control to test operation; this will damage your
thermostat and void your warranty
• All wiring must conform to local and national electrical and building codes
• Do not use air conditioning when the outdoor temperature is below 50 degrees; this can damage your
A/C system and cause personal injuries
• Use this thermostat only as described in this manual
Important Safety Information
Package includes:
McQuay programmable thermostat on base, labeled thermostat cover, wiring
labels, screws and wall anchors, Owner’s Manual, Installation, Operation and
Application Guide.
Tools required for installation:
Drill with 3/16” bit, hammer, screwdriver.
Package Contents/Tools Required
