Barber Colman Direct Acting Unitary Averaging Bulb Thermostat w/ 3' Capillary

For proportional temperature control of pneumatic valves and actuators to maintain discharge temperature of reheat systems and sampling chamber or return air temperature of terminal units and as a proportional low limit thermostat. Features Proportional, two-pipe nozzle and flapper design One-pipe model available for use as low-limit controller Adjustable throttling range Straight, coiled or averaging liquid-filled sensing elements Rugged design Direct Acting or DA/RA models available Averaging Bulb: 1/8" x 48"