Pro1 T855S, Digital Programmable Thermostat (3H/2C)

Manufacturer Part Number: T855S

The Pro1 T855S is a digital, 5+1+1 Programmable or 7 Day or Non-Programmable, 3Heat/2Cool thermostat with an extra-large, easy-to-read blue backlight screen with 8 sq. inch display and glow in the dark light button. It comes with a partial and full keypad lockout feature to secure the thermostat from being tampered with. It has separate heating and cooling swing (cycle rate) adjustments and room temperature calibration adjustment and, an easy menu-driven programming intuitive wake, leave, return, sleep programming icons. It is compatible with R251S (wired indoor sensor), or R250S (outdoor/slab sensors), Sensors are not included. Allows you to set a dual-fuel balance point with an outdoor temperature sensor (R250S).

Key Features

• An auto changeover and 5-minute compressor delay protection (selectable on or off).
• Filter change indicator (selectable on or off), and adjustable heating and cooling setpoint limits.
• Electric or Gas Configurable, Separate B & O terminals, and easy wire color coded terminal blocks.
• Universal sub-base and mounts on wall or junction box.
• Two and four occupancy/unoccupancy time periods available.

Consider other Related HVAC Control Solutions

• R250S: Pro1 R250S, Outdoor/Slab Remote Sensor For T755S
• R251S: Pro1 R251S Wired Accessory, Indoor Temperature Remote Sensor For T755S.

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