The Allen-Bradley / Rockwell Automation 1756-IC16 is a 48V DC sink ControlLogix Digital Input Module. Operating voltage of 1756IC16 ranges from 30...55V DC or 30...60V DC. 1756-IC16 houses 16 inputs (8 points/group). It contains a total backplane power of 0.58W, off-state voltage max. of 10V, on-state current max. of 7mA @ 60V DC, and an inrush current max. of 250mA. Removable terminal block housing are the 1756-TBNH and 1756-TBSH. Isolation voltage of 1756-ic16 is 250V (continuous).