• Easy installation

• Program 7-day, 5/2-day, or non-programmable

• Easy-view back light

• Optional wall plate #WP567

• User option: 2 or 4 periods per day

• Keypad lock for unauthorized use

• Temporary override and manual hold

• Dual powered (2AA) Alkaline Batteries (included)

• Temporary Compressor protection bypass

• 5/2 minute selectable time delay for equipment protection

• User temperature calibration

• Display option: fahrenheit or celsius temperature

• Adjustable heating and cooling limits

• Adjustable temperature differential/swing

• Vertical mount installation

Compatible With:

• For most 24V heating and A/C systems

• 1-heat/1-cool: gas, oil, electric or single stage heat pump systems

• 2-wire heat only hydronic systems (hot water baseboard & radiator)

• Millivolt systems (wall heaters/furnaces & gas fireplaces)

Not Compatible With:

• Multi-stage heating & AC systems

• Multi-stage heat pumps

• 3-wire hydronic zone valve systems

• 120/240V line voltage systems (without transformer)