Semi-rotary drive DAPS-0030-090-RS4-F04-T6 single-acting, air connection to VDI/VDE 3845 Namur valves, direct flange mounting, low-temperature version. Size of actuator=0030, Flange hole pattern=F04, Swivel angle=90 deg, End-position adjustment range at 0°=-1 - 9 deg, End-position adjustment range at 90°=81 - 91 deg