HONEYWELL TH9421C1004 VisionPRO IAQ Total Home Comfort System with Temperature, Humidification, Dehumidification and Ventilation Control. The VisionPRO IAQ touchscreen universal programmable thermostat provides electronic control of 24 Vac heating and cooling systems in addition to humidification dehumidification and ventilation all with just 3 wires to the thermostat.

Features

• Upgrade to Multi-Stage Equipment.

• Add Air quality Enhancements Without Wall Clutter.

• Eliminate the Need for a Fossil Fuel Kit.

• Display Outdoor Temperature.

• Thermostat connects with Equipment Interface Module or EnviraZone panel to control temperature, humidification, dehumidification and ventilation from a single point in the home.

Product Specifications

• Description: VisionPROฎ IAQ Touchscreen 7-Day Programmable Thermostat. Total Home Comfort System with Temperature, Humidification, Dehumidification and Ventilation Control

• Application: Conventional and Heat Pump systems

• Programmability: 7 Day Multiple Day Programming or Non-Programmable

• Changeover: Auto/Manual Selectable

• Color: Premier Whiteฎ

• Switch Positions (System): HEAT-OFF-COOL-AUTO-EM.HEAT

• Switch Positions (Fan): AUTO-ON-CIRC

• Power Method: Communicating

• Terminal Designations: 1, 2, 3

• Dimensions (in.): 4 9/16 in. high x 6 in. wide x 1 1/4 in. deep

• Dimensions (mm): 116 mm high x 152 mm wide x 32 mm deep

• Mounting: Horizontal

• Setting Temperature Range (F): Heat: 40 F to 90 F; Cool: 50 F to 99 F

• Setting Temperature Range (C): Heat: 4.5 C to 32 C; Cool: 10 C to 37 C

• Differential Temperature (F): ฑ 1 F

• Differential Temperature (C): ฑ0.5 C

• Outdoor Sensor: Yes, optional

• Discharge Sensor: Yes, optional

• Remote Sensor: Yes, optional

• Sensor Element: Thermistor

• Operating Humidity Range (% RH): 5 to 90% RH, non-condensing

• Comments: Includes Humidification Control with or without Frost Protection, Dehumidification using Whole House Dehumidifier or Air Conditioning with High or Low speed fan, Advanced Patented Ventilation Control and Advanced Dual Fuel Heat Pump Control.

• Used With: THM5421C1008 Equipment Interface Module

• Display Size: 10 sq. in.

• Humidification Setting Range: 10 to 60% RH.

• Dehumidification Setting Range: 40 to 80% RH.

• Voltage: 20 to 30 Vac