conoflow-GC31 Top Mounted Positioners Commandaire Series
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conoflow-GC31 Top Mounted Positioners Commandaire Series
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Conoflow’s Commandaire® Positioner is a top mounted, integral positioner used with piston or spring and diaphragm actuators. Utilizing a force balance principle this unit provides proportional positioning of an actuator with stroke lengths up to 10”.


Datasheet PDF[69KB]


Features Benefits
Supply Pressure Effect: Less than 0.15% per PSI
Power Amplification - (Proportional Band): Less than 5.0% deviation in signal or stroke produces full output pressure change
Ambient Temperature Range: -20°F to +150°F (-29°C to +66°C)
Flow Capacity (Dynamic): Up to 5.0 SCFM (0.14 m3/min) in either direction with a 100 PSI (690 kPa) supply
Air Consumption (Static): 0.3 SCFM at 40 PSI supply (0.008 m3/min at 276 kPa)
Air Supply: 20 PSI to 100 PSI (138 to 690 kPa)
Controller Signal: All standard spans and split ranges available.
Zero Suppression: 0 to 18 PSI (0 to 124 kPa)
Control Actions: Direct or reverse, top or bottom loading
Actuator Travels : 1/4" to 10" (6.35 to 254 mm)
Connections: 1/4" NPT
Adjustment: Zero adjust is external and can be made without tools.
Mounting: Mounted integrally to top of cylinder or spring and diaphragm actuator with 2-1/4" dimension between positioner mounting flange and actuator stem in retracted position.
Weight: Approximate Shipping Weight: 2-3/4 lbs. (1.25 Kg)
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