\n Isolating switching amplifier 4-channel Intrinsically safe input circuits EEx ia, Application area according to ATEX : II (1) GD, selectable output mode (N.O.\/N.C. mode), monitoring of the input circuits for wire-break\/short-circuit (ON\/OFF mode), five transistor outputs, short-circuit protected, potential-free and reverse-polarity protected, 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