The SRP981 Positioner 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.
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 to 80 °C (–40 to 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
- pneumatic basic device:
ATEX II 2 G c IIC T6 constructive design
- electrical additional built-in equipment:
ATEX II 2 G Ex ib/ia IIB/IIC T4/T6
CU TR explosion protection
