\n Isolating switching amplifier 1-channel Intrinsically safe input circuits EEx ia, For application in zone 2 , FM, NEPSI, SIL 2, Application areas [Exia] IIC\/IIB und Ex nA nC [nL] IIC\/IIB T4, Adjustable signal flow (N.O.\/ N.C.mode), Monitoring of input circuits for wire-break\/short-circuit (ON\/OFF mode)2, two relay outputs with one normally-open contact each, Common alarm output, Removable terminal blocks, Universal operating voltage (20-;250VAC\/ 20-;125VDC), Galvanic isolation of input circuits to output circuits and supply voltage, <\/div>\n <\/div>\n \n \n