Help mechanical designers follow the European Machinery Directive helps to comply with existing mechanical control downstream pressure when PUWER (equipment use and safety regulations) start to increase electromagnetic, air pilot or manual control of high flow capacity to quickly bleed flow device media : compressed air connection size: G1-1 / 2 start: electric control voltage: 24Vdc Operating pressure: 3 ... 10 bar Operating temperature: -20 ... 50 ° C gauge ports: Rc1 / 8 Thermoplastic elastomers: Composites Body: zinc alloy Bonnet: zinc alloy Brand: Olympian Plus