Positioner SRD998 series Foxboro

Foxboro SRD998 series is a smart and highly reliable digital positioner supplied by Schneider Electric. Designed for both single and double acting actuators, SRD998 can be operated from control systems, controllers and PC-based configurations.

SRD series functions applying nozzle and flapper mechanism. This principle is all about a pressure signal produced by a mechanical movement. That is a fluid flow restriction through a nozzle covered by a flat plate called flapper generates the pressure signal.