Couplers & I/O modules: Item no. 750-4272-channel digital input; 110 VDC1 of 4Color: Item no. 750-427 2-channel digital input; 110 VDCPluggable connector: fixedAdd to shopping listBuy via Distributor eShopGenerate DatasheetDownloads as zipCompareAdd to WatchlistFind distributorsConfigureItem no. 750-427 2-channel digital input; 110 VDCPluggable connector: fixedAdd to shopping listBuy via Distributor eShopGenerate DatasheetDownloads as zipCompareAdd to WatchlistFind distributorsConfigure