Direct Acting Globe Valves Function: 2/2, 3/2, Normally Open (NÖ), Normally Closed (NS). Material: Valve body in nickel-plated brass, inner parts in stainless steel and seals in NBR. Mounting: with M4 screw. Connections: M5, R1/8" or plastic pipe 4mm Operating temperature: 0 to +60ºC (dry air -20ºC) Media: Filtered compressed air Electrical connection: Cable head according to DIN43650 The valves are supplied without a coil. The coil is ordered separately on article number 191xxxx.