SR Series Single-Acting (Spring Return) Pneumatic Actuators
Spring-return single-acting rack and pinion pneumatic actuator; RA 40…RA 350 SR, 4–8 bar, 5–1943 Nm at 6 bar, ISO 5211, NAMUR.
Electric, pneumatic and hydraulic actuators for automated on-off and modulating valve control, plus accessories such as positioners and limit switch boxes.
Spring-return single-acting rack and pinion pneumatic actuator; RA 40…RA 350 SR, 4–8 bar, 5–1943 Nm at 6 bar, ISO 5211, NAMUR.
Double-acting rack and pinion pneumatic actuator; RA 40…RA 350 DA, 4–8 bar, 9–5162 Nm at 6 bar, anodised aluminium, ISO 5211, NAMUR.
3-position rack and pinion pneumatic actuator with intermediate stop; RA 32 3P…RA 120 3P, 4–8 bar, 18–330 Nm at 6 bar, ISO 5211.
120° rack and pinion pneumatic actuator; RA 40 2D…RA 120 2D, 4–8 bar, 18–330 Nm at 6 bar, anodised aluminium, ISO 5211.
180° rack and pinion pneumatic actuator; RA 40 8D…RA 120 8D, 4–8 bar, 18–330 Nm at 6 bar, anodised aluminium, ISO 5211.
Double-acting pneumatic actuator with end-cap stroke adjustment; RA-KS 40…350 DA, 4–8 bar, 15.8–5162 Nm at 6 bar, convertible to spring return.
Rack and pinion pneumatic actuator with PTFE-coated exterior for corrosive environments.
ATEX rack and pinion pneumatic actuator for hazardous areas; RX 32…RX 350 DA/SR, 4–8 bar, 9–5162 Nm at 6 bar, ISO 5211.
Low-temperature pneumatic actuator designed for valve automation in cold ambient conditions.
Hygienic pneumatic actuator with AISI 316 stainless steel body for food and chemical industries; DN25…DN150 valves, 4–7 bar, NBR seals.
Scotch yoke gas-over-oil actuator operated by pressurised gas and hydraulic oil; for oil, natural gas and petrochemical pipelines.
Stainless steel pneumatic rotary actuator for aggressive and offshore environments; 25–1080 Nm at 6 bar, -48…80 ºC, SIL3 and ATEX.