The intelligent positioners series SRD is designed to operate pneumatic valve actuators and can be driven from control systems, controllers or PC-based configuration tools.
Our smart positioners provide unmatched stable and accurate control, based on the flapper nozzle principle.
The enhanced functionalities of the SRD series enable a significant reduction in commissioning time and reduction of the total installed cost. 
Its widest application coverage and full valve compatibility make into a unique universal Valve Positioner.

Foxboro Electro-pneumatic positioners are advanced control devices which provide unparalleled stability in harsh environments.

The SRD960 offers the most advanced technology available on the market today. This includes a start-up in two steps only and a multilingual full-text graphic LCD for configuration and operation. These are all available within the various process automation applied communication protocols.

The SRD960 offers enhanced applications and methods to analyze recorded stroke data. All the diagnostic features can be easily configured and displayed by the Positioner DTM (VALcare). The SRD960 also has the capability to control a Partial Stroke Test that offers operators a tool to identify the trouble-proof function of ESD (Emergency Shut Down) valves.