Couplers & I/O modules: Item no. 750-661/000-004Fail-safe 4-channel digital input; 24 VDC; PROFIsafe1 of 4 Fail-safe 4-channel digital input; 24 VDC; PROFIsafePlease wait ...PU (SPU): 1 PieceAdd to shopping listGenerate DatasheetCompareAdd to Watchlist Fail-safe 4-channel digital input; 24 VDC; PROFIsafePlease wait ...PU (SPU): 1 PieceAdd to shopping listGenerate DatasheetCompareAdd to Watchlist
