Isolating switching amplifier. 2-channel . Ident. no.: 7580021. 2 transistor outputs ( 10kHz). 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 screw terminals. Power bridge (connector incl. in delivery). ATEX, IECEx, NEPSI, cUL, cFM, INMETRO, Kosha, TIIS, DNV, GL. Use in Zone 2. SIL 2