Isolating switching amplifier, 2-channel, Operating voltage 10…30 VDC, Two transistor outputs (push-pull), Switchable: 2-channel or signal doubling, Output mode adjustable (NO/NC mode), Input circuits monitored for wire-break/short-circuit (ON/OFF switchable), Complete galvanic isolation, Input reverse-polarity protected, Removable spring type terminals, Power bridge (connector incl. in delivery), ATEX, IECEx, NEPSI, cUL, cFM INMETRO, Kosha, Use in Zone 2, SIL 2