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Proportional Auto-Heat-Cool-Off Thermostat with On/Off Valves TA158-100. This thermostat allows for convenient access to current zone temperature.
Local or Remote Sensing
On/Off Temperature Control Output
Three-Wire Floating Control Output (TB158)
Three Speed Fan Switching
Manual or Auto Changeover
Staged Heat (TB158)
Operates at 50 or 60 Hz
Fahrenheit or Celsius Display
Digital Controller for Accurate Zone Comfort
The T158 microprocessor-controlled thermostat is a stand-alone digital controller that supplies 24 VAC output control for valves, dampers, relays and three-wire floating valves. The use of an advanced proportional integral (PI) algorithm allows precise control of zone comfort under varying operational and environmental conditions.
Easy-to-Use Digital Display
The digital display, with easy-to-use adjustment buttons, allows convenient access to current zone temperature, setpoint temperature and operating mode.
Temperature Range 50 to 90°F / 10 to 32°C
Operating Differential 1°F / 0.5°C
Proportional Band 2°F / 1°C
Maximum Ambient 130°F / 54°C
Load Connections Terminal blocks
Mounting Installs on a standard 2" x 4" (50.8mm x 101.6 mm) device box
Agency Approvals UL, UL Canada, CE