Venstar Inc. 08/07
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 3 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
Digital
Thermostat
Digital
Thermostat
residential
T1
900
HEAT
COOL
HEAT
PUMP
PROGRAMMABLE
7-DAY
PROGRAMMABLE
7-DAY
up to
& 2-cool
up to
& 2-cool
3-heat
3-heat
THERMOSTAT
with HUMIDITY
CONTROL
Control up to 3 Heat &
2 Cool Stages
3 Configurable Outputs
Timers & Deadbands
Backlit Display & Button
Legends
Aux Heat Indicator
Adjustable 2nd & 3rd Stage
Dry Contact Equipped
Outdoor Sensor Ready with
High/Low Readouts for the Day
Equipped with Optional Humidity
Module: Controls Humidification,
Dehumidification and Reheat
Programmable Output
Accepts EZ Programmer
Accepts Optional IR Remote Control
Accepts Comfort Call
Phone Control Accessory
OWNER’S
MANUAL
OWNER’S
MANUAL
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