Supply Voltage:
:T87, T8775 24 VAC power-stealing
Accuracy: ±1℉ (±0.5℃), (T8775) ±2℉ (±1℃), (T87N)
Contact Rating:1A relay, (T87N) Electronic, (T8775) 0.02A to 1.5A triac
System Compatibility:Conventional gas/oil and electric (all models) Heat pump, (T8775)
Display:
:T89N Analog Bi-Metal
:T8775 Digital LCD, 0.75 sq in, ℉ or ℃, backlit
Controls: Fan, system, set point
:T87 Dial and slide switches
Stages: 1 heat and 1 cool, manually switched
System Switch: Heat/Off/Cool
Fan Switch: Auto/On
Set Point Range :
:Heat and Cool 40° to 90℉ (4.5° to 32℃) , (T87N)
:Heating Digital 40° to 90℉ (4.5° to 32℃), (T8775)
:
:Cooling Digital 50° to 99℉ (10° to 37℃), (T8775)
Control Type:Proportional plus integral (PI)
Compressor Cycle:Adjustable cycles per hour (T8775)
Minimum Compressor off Time:Five minutes, fixed (T8775)
Wiring: 18 to 22 AWG, no shield required
Night Setback Recovery:Adaptive intelligent recovery
Color: White
Operating Temperature:
:T8775, T87N 40° to 110℉ (4° to 43℃)
Operating Humidity:5% to 90% RH (all models)
Dimensions:
:T87, T8775 Round 3.69″ diameter x 1.75″ deep (1.5 x 0.7 cm)
Weight: 0.75 lb, (0.34 Kg)
Warranty: 5 years