Liquid Level Controls
Series PFC Liquid Level Controls

Features and Benefits
- For the actuation of pneumatic valves or relays in heating, air conditioning and process systems in hazardous or non-hazardous locations
- Provides an air pressure signal proportional to the liquid level
- Available as Direct Acting or Reverse Acting
- A float operated armature senses the liquid level
- Switch mechanism is completely sealed from the liquid
- Two gauges are provided to display the supply and output pressures
- Alternate air connection tappings are provided for greater flexibility in piping
- Operating range: 1 – 2″ (25 – 51mm)
- Air pressure
- – Supply 20 psi (1.4 kg/cm2)
- – Output 3 – 15 psi (.2 – 1 kg/cm2)
- Maximum water temperature 406°F (208°C)
- Maximum pressure 250 psig (17.6 kg/cm2)