Siemens SIPART PS2 smart electro-pneumatic is a great positioner for linear and part turn actuators. This positioner works using compressed air as auxiliary power and features a dual clutch with a switchable gear and has a 'fail-in-place' function. Fail-in-place will hold the correct position of the actuator if there is an electrical or auxiliary power fail.
Features and Benefits:
Position controller for single-acting drives For linear and rotary actuators Very high control quality Easy to assemble and set up Plastic case Optional accessory modules
Application
Chemicals/petrochemicals Power plants Paper and glass Water/waste water Food and pharmaceuticals Offshore installations