WAGO I/O System 750/753 Item no. 750-640Real-time clock Module1 of 4Color: Item no. 750-640 Real-time clock ModuleDiscontinuedPlease wait ...Generate DatasheetDownloads as zipCompareBookmarkFind electrical wholesalersConfigureThis item has been discontinued.Item no. 750-640 Real-time clock ModuleDiscontinuedPlease wait ...Generate DatasheetDownloads as zipCompareBookmarkFind electrical wholesalersConfigure