Overview
A three-port pneumatic potentiometer can sum and average two input pressures, be a flow restriction, or be an adjustable pressure supply. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell devices.
Features
High efficiency integral filters for all ports.High reliability, no internal moving parts.Compact size.High accuracy.
- Application : Pneumatic Averaging / Ratio Relay
- Airflow Usage : Average of two input pressures
- Dimensions (in.) : 2 7/16 in. wide x 1 5/8 in. deep x 2 7/8 in. high
- Dimensions (mm) : 62 mm wide x 42 mm deep x 73 mm high
- Maximum Safe Operating Pressure (psi) : 30 psi, maximum
- Maximum Safe Operating Pressure (kPa) : 205 kPa, maximum
- Mounting : Wall or panel or Snap onto DIN rail
- Operating Humidity Range (% RH) : 5 to 95% RH
- Air connections : Barb fittings 5/32 in. (4 mm) O.D. plastic tubing
