Isolating switching amplifier. 2-channel. Ident. no.: 7541233. 2 relay outputs (NO). Output mode adjustable (NO/NC mode). Multiplexing of signals possible. Complete galvanic isolation. Input reverse-polarity protected. ATEX, IECEx, cUL, cFM, CSA, TR CU, NEPSI, KOSHA, TIIS, CCOE, INMETRO. Installation in zone 2