Description Description Barksdale pressure switch Model: 9681X-1CC-4 Adjustable range: 8,50 to 34,40 bar increasing 4,40 to 30,0 bar decreasing Max. pressure : 45 bar Proof pressure: 68 bar Process connection: 1/4" NPT F ATEX EX II 2 G EEx d IIC T6 pn 0406U108