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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