The Prestige® IAQ thermostat is a 2 wire high definition color touch screen thermostat, 7 day programmable and selectable for residential or light commercial use. Controls up to 4-stages of heat and 2-stages of cool in a heat pump system and up to 3-stages of heat and 2-stages of cool in a conventional system. Three sets of Universal IAQ contacts to control humidification, dehumidification, and ventilation. Four sensor inputs for wired sensors or dry contact devices. Works with the Equipment Interface Module and RedLINK® accessories including the RedLINK® Internet Gateway, Portable Comfort Control, Wireless Outdoor Sensor and Wireless Indoor Sensor.

Features: 

• Control heating, cooling and IAQ equipment with only 2 wires at the thermostat. Heating, cooling and IAQ equipment wires to the Equipment Interface Module.
• Smart Schedule - programs in seconds for any lifestyle
• Patented interview based programming and installer setup.
• RedLINK™ wireless communication.
• Delta T Alerts and Diagnostics informs customers when their system is not performing as expected with instructions to contact the dealer. Provides a sense of security and greater comfort while generating repeat business.
• All Prestige® IAQ kits come standard with a return and discharge air temperature sensor to measure Delta T.
• Alerts and User Interactions Log 
• Performance Logs
• Tri-lingual - English, French and Spanish display options.
• Precise temperature control (+/- 1° F) for reliable and consistent temperature.
• Multiple staging options to provide comfort or energy savings.