Couplers & I/O modules: Item no. 750-4272-channel digital input; 110 VDC1 of 4Color: 2-channel digital input; 110 VDCPlease wait ...PU (SPU): 1 PieceAdd to shopping listGenerate DatasheetCompareAdd to WatchlistFind distributors 2-channel digital input; 110 VDCPlease wait ...PU (SPU): 1 PieceAdd to shopping listGenerate DatasheetCompareAdd to WatchlistFind distributors