Supply Voltage: 24 VAC

System Type: 4 heat/2 cool heat pump and up to 3 heat/2 cool conventional

Sensor Type

Temperature: Onboard 20kO NTC

Humidity: Capacitive

Communication: RedLINK devices

Baud Rate: 900 MHz frequency range

Analog Input: EIM, 2 Universal inputs, temperature or dry contact selectable (not available with single- piece thermostat)

Output: EIM, 7

Standalone: 6 (USB on some models)

Contact Rating

EIM terminals W-O/B, Y, W3-Aux2, A-L/A: Maximum Current 1.0A,

EIM terminals G, U1, U2, U3: Maximum Current 0.5A

EIM terminals W2-Aux1, Y2: Maximum Current 0.6A

Temperature Sensor Accuracy: ± 1.5° at 70°F (0.75° at 21°C)

Temperature Setting Range: Heating 40° to 90°F (4.5° to 32°C), Cooling 50° to 99°F (10° to 37°C)

Operating Temperature: Thermostat 32° to 120°F (0° to 48.9°C)

EIM: -40° to 165°F (-40° to 73.8°C)

Operating Humidity: Thermostat 5% to 90% condensing,

EIM: 5% to 95% non-condensing

Dimensions:

Thermostat Prestige IAQ: 4-1/2" W x 3-1/2" H x 7/8" D (11.5 x 8.9 x 2.2 cm)

Prestige 2.0: 6-13/16"W x 3-7/8"H x 1-7/16"D (17.3 x 9.9 x 3.6 cm)

EIM: 9.34"H X 4.83"W X 1.6"D (23.7 x 12.3 x 4.1 cm)

Measurement Range: Building material and content dependent

Weight: 2.0 lbs (maximum item)

Approvals: This device complies with Part 15 of the FCC Rules. (15.19, 15.21, 15.105)

RoHS Statement: Yes

Warranty: 5 years (excludes batteries)