... Wet Type medium pressure testing, Engineering Equipment . SPECIFICATION:EXCITATION:P0,P4,X0 & X4=5VDC P2, P6, X2 & X6=+/-15VDC P3,P7 ... ,X3 & X7=28VDC (24-32VDC)ELECTRICAL IN: P0,P4,X0 & X4=1KΩnom P2,P3,P6,P7,X2,X3 ... ,X6& X7=15mA max.ELECTRICAL OUT: P0,P3,P4,P7,X0,X3,X4 & X7=1KΩ nom. P2,P6,X2 ...