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For proportional control of pneumatic-actuated valves and damper actuators to maintain room air temperatures in heating, ventilating, and air conditioning systems.

  • Attractive appearance.
  • Branch-line to sensing-element pneumatic feedback for linear, stable operation.
  • Available with °F or °C setpoint scales and thermometers.
  • Covers supplied with exposed setpoint and thermometer.
  • Aspirated versions of certain models available.
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Manuals (1)
Temperature Range (F):
55°F - 85°F
Direct Acting
Reverse Acting
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