Manipulate the pressure of gas or liquid of a device.
3 in 1 instrument possessing a digital display gauge, control relay switches, and a transmitter with current output all packed in the popular Photohelic gauge style housing. Ranges of 5" w.c. and greater maintain 0.5% F.S. accuracy. Bi-directional ranges are also available.
Ashcroft AVC-1000 Pressure Volume Controller