SIPART PS2 Intelligent, Electrical Valve Positioner  4...20mA, Ex/nEx, Single acting, aluminum casing, small size, used for pneumatic linear and angular actuators. Non contact (non wear) position detection (NCS). Standard models have no explosion-proof protection Connection thread: el.: M20x1.5/mec.: G1/4 digital I/O module (DIO), 1 digital input, 3 digital outputs (2 minimum or maximum limits, 1 fault indicator). Analog Output Module (AOM) and Analog Input Module (AIM). Internal position detection is not applied, but can be ordered together with - Z K11 or K12. The device plug M12 is not available. SITRANS I100 isolated power supply (7NG4124-1AA00) that can be ordered separately. User manual: English, German, Chinese Standard/Fault Preservation - Decompression of the actuator in the event of a malfunction in the electric auxiliary power (single acting only). No Manometer block/Booster