McQuay MHC Standard Range - Page 26

Page 26 of 36 / IM 985-1
Programmable Electronic Thermostat
(P/N 668811101)
7-Day Programmable, Auto Changeover, Fan Speed
Control, Hardwired
• 7-Day Programmable
• Single Stage Heat Pump/Non-Heat Pump Systems
• Backlit Display
• Single Stage Heat/Cool Systems
• Field Calibration
• Auto Changeover
• Button Lockout Function
• Two Speed Fan Control
• SimpleSet™ Programming
• Remote Temperature Sensor Capability
• Title 24 Compliant / No Batteries Required
• Relay Outputs (minimum voltage drop in thermostat)
• Ideally Suited for:
– Residential (New Construction/Replacement)
– Light Commercial
Specifications–668811101
Electrical rating: • 24 VAC (18-30 VAC)
• 1 amp maximum per terminal
• 3 amp maximum total load
Temperature control range:
45°F to 90°F (7°C to
32°C) Accuracy: ± 1°F (± 0.5°C)
System congurations:
1-stage heat, 1-stage cool, heat
pump
Timing: Anti-short
Cycle: 5 minutes
Backlight Operation: 10 seconds
Terminations:
C, RH, RC, W, Y, B, O G1, G2, S1, S2
For detailed installation, operation and application refer
to Operation & Application Guide LIAF015
Non-Programmable Electronic Thermostat
(P/N 668811001)
Non-Programmable, Auto Changeover, Fan Speed
Control, Hardwired
• Single Stage Heat Pump/Non-Heat Pump Systems
• Backlit Display
• Single Stage Heat/Cool Systems
• Field Calibration
• Auto Changeover
• Button Lockout Function
• Two Speed Fan Control
• Remote Temperature Sensor Capability
• Title 24 Compliant / No Batteries Required
• Relay Outputs (minimum voltage drop in thermostat)
• Ideally Suited for:
– Residential (New Construction/Replacement)
– Light Commercial
Specifications–668811001
Electrical rating: • 24 VAC (18-30 VAC)
• 1 amp maximum per terminal
• 3 amp maximum total load
Temperature control range:
45°F to 90°F (7°C to
32°C) Accuracy: ± 1°F (± 0.5°C)
System congurations:
1-stage heat, 1-stage cool, heat
pump
Timing: Anti-short
Cycle: 5 minutes
Backlight Operation: 10 seconds
Terminations:
C, RH, RC, W, Y, B, O G1, G2, S1, S2
For detailed installation, operation and application refer
to Operation & Application Guide LIAF016