Series 79P PST-101 Positioner

The PST-101 pneumatic positioner for series 79 actuators is used for pneumatically actuated valves used in modulating service. The PST-101 uses a 3-15 psi pressure signal to control valve position. The unit features pressure gauges for quick inspection and a small package design for low air consumption.

Ideal Applications Include: 

Chemical Processing, Bleach Plants, Aquariums, Mining, Water Treatment, Landfills, Swimming Pools, Power Plants



Input signal:

3- 15 psi

Air consumption:

– 0.4 CFM @ 60 psi


+/- 1% of span

Conduit entry:

½” NPT

Supply air pressure:

60 – 100 psi


+/- 2% of span


+/- 0.5% of span

Air connection:

¼” NPT