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Genuine Durable Car Component SRD991-CHFS7EA4NR-V01 - High Quality

Foxboro SRD991-CHFS7EA4NR-V01 is an intelligent electro-pneumatic valve positioner designed for precise and reliable control of pneumatic control valves in industrial process automation systems.

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Specifications Manufacturer: Foxboro (Schneider Electric) Part Number: SRD991-CHFS7EA4NR-V01 Product Type: Intelligent Electro-Pneumatic Valve Positioner Series: SRD991 Actuator Type: Double Acting (C version) Input Signal / Communication: 4–20 mA with HART protocol Additional Inputs/Outputs: F – 4–20 mA position feedback + binary alarm output Built-in Limit Switch: S – without limit switch Cable Entry: 7 – M20 × 1.5 cable gland Electrical Classification: EA4 – ATEX Ex ia IIC T4 intrinsically safe Pneumatic Connection: G 1/4 Manifold: R (standard pneumatic manifold configuration) Supply Air Pressure: 1.4 to 6 bar (up to 7 bar with spool valve option) Stroke Range: 8 to 260 mm (linear actuator typical range) Operating Angle: Up to 95° (rotary applications) Output Signal: Pneumatic 0–100% of supply pressure Mounting Standard: NAMUR / IEC 534 / VDI-VDE 3845 compatible Protection Class: IP66 / NEMA 4X Housing Material: Aluminum alloy (industrial grade, corrosion resistant) Display: Graphical LCD with local configuration interface (V01 option) Diagnostics: Auto-calibration, valve signature, partial stroke test, predictive maintenance Operating Temperature: -40°C to +80°C Application: Industrial pneumatic control valve positioning in DCS systems