Lennox ComfortSense 7500

3
Overview
Description
The ComfortSense
®
7500 thermostat is an
electronic 7-day universal multi‐stage
programmable touch screen thermostat. It also
offers enhanced capabilities which include:
 humidification measurement and control,
 dew point adjustment control,
 dehumidification measurement and control,
 Humiditrol
®
Enhanced Dehumidification
Accessory (EDA) capability,
 equipment maintenance reminders,
 worry-free memory storage feature,
 menu-driven touch-screen display.
This thermostat supports heat pump or non-heat
pump units, with up to two stage heat pump and
two auxiliary stages or two stages of heating and
two stages of cooling.
Dimensions (H x W x D)
Case dimensions: 3-5/16 x 4-5/16 x 7/8 in. (84 x
110 x 22mm)
Wall Plate Dimensions (H x W)
Plate dimensions: 4-1/2” x 5-3/4” (114 x 146mm)
Compressor Short-Cycle Protection
A 5-minute compressor short-cycle protection
timer begins when a compressor output is
de-energized. Also, if a power loss occurs, the
system will go into compressor protection mode
and display “waiting” next to either a snow flake
icon (compressor cooling), or flame icon
(compressor heating) in the display.
Outdoor Sensor (Optional)
IMPORTANT
The outdoor sensor must be connected to oper
ate a system with a Humiditrol
®
accessory.
An optional (purchase separately) outdoor sensor
(X2658) is required for dual-fuel applications,