ABB DI840 3BSE020836R1 Digital Input, Redundant or single, 24 V d.c. 1×16 ch. Advanced On-Board diagnostics. Rated isol. 50 V. Use Module Termination Unit TU810, TU812, TU814, TU830, TU833, TU838, TU842, TU843.
ABB S800 I/O is a comprehensive, distributed and modular process I/O system that communicates with parent controllers and PLCs over industry-standard fieldbus technology and therefore can be used with a wide range of process controllers from ABB and other vendors.