SRP981 Pneumatic

Pneumatic Valve Positioner SRP981

The Positioner SRP981 is for operation of pneumatic valve actuators with pneumatic control signals. It is used to reduce the adverse effects of valve friction, for higher thrust and shorter positioning time.

MAIN FEATURES

• Independent adjustment of stroke range and zero
• Adjustable amplification and damping
• Split range up to 4-fold possible
• Supply pressure up to 6 bar (90 psig)
• Low vibration effect in all directions
• Mounting according to IEC 534, part 6 (NAMUR)
• Rotation adapter for angles up to 120 °
• Ambient temperature –40 ... 80 °C (–40 ... 176 °F)
• Travel 8 to 100 mm (0.3 to 4 in)
• Angular range 30 ° to 120 °

Modular system of additional equipment

• Electrical limit switches
• Electrical position transmitter
• Booster
• Connection manifold
• Protection class IP54 (IP 65 on request)
• Certificate No. 90/20226(E2) Lloyd’s Register of Shipping for use on vessels
• Explosion protection
• pn. basic device:
• ATEX II 2 G c IIC T6 constructive design
• el. additional built-in equipment:
• ATEX II 2 G EEx ib/ia IIB/IIC T4/T6

Supplied by DP-Flow