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