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Providing proportional, dual output, dual setpoint, 2-pipe (dual 1-pipe low air capacity) or 3-pipe (dual 2-pipe high air capacity) pneumatic room temperature control, the 193 HC Powerstar Free Energy Band Pneumatic Room Thermostat creates a deadband so that no heating or cooling occurs during the Free Energy Band.


Designed for buildings with early morning heat requirements and mid-morning to afternoon cooling requirements, the Powerstar Free Energy Band Pneumatic Room Thermostat two temperature thermostat controls valves, damper actuators and mechanical heating and cooling equipment. Providing energy management and occupant comfort, the thermostat automatically reduces heating load and increases cooling load.

  • Dual setpoint dials available in Fahrenheit or Celsius scales
  • Integral, fi eld adjustable limit stops
  • Sensitive bimetal responds to temperature changes
  • Adjustable Free Energy Band
  • Test port for fast check of output pressure without removing the cover
  • Wall mounting plates for connection to a variety of rough-in terminal boxes included
  • Field replaceable thermometer, setpoint dials, restrictors and filters
  • Competitive adapter mounting kits available
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Manuals (1)
Product Type:
Pneumatic Thermostat
Temperature Range (F):
45°F - 85°F
Fan Coil
Reverse Acting
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