Mcdonnell & Miller PFC-1-G, Direct Acting Pneumatic Liquid Level Control

For the actuation of pneumatic valves or relays in heating, air conditioning and process systems in hazardous or non-hazardous locations Specifications 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 Deg. F (208 Deg. C) Maximum pressure 250 psig (17.6 kg/cm2)