The Actreg ASR20-F03-F05-DS9 is a spring return (single-acting) rack and pinion pneumatic actuator, providing 90° (quarter-turn) rotation.
It has an anodised aluminium housing and is rated for an air supply pressure of 2.5 to 8 bar.
Valve mounting is to the F03 F05-DS9 pattern, with a 9 mm shaft.
It carries a SIL 3 rating for use in safety instrumented systems.