... -10bar- normally open Medium:Air, City Gas, Water, Oil, Petroleum, etc. Port Thread:BSPP ,BSPT ,NPT ,Flange,M8X1 Detailed ... diaphragm construction; 2.Open from zero bar for low pressure system use 3.High frequency of DIN plug coilMedium : Air, City Gas, Water, Oil, Petroleum ... ,1 1/4,1 1/2,2Port Thread: BSPP ,BSPT ,NPT ,Flange, UNF, M8X1Orifice (mm): 12,15,20,25,32,40,50Voltage: DC ...