Select I/O is an Ethernet networked, single-channel granular I/O system for the

ABB Ability™ System 800xA automation platform.Select I/O helps decouple project tasks,

minimizes the impact of late changes, and supports standardization of I/O cabinetry

ensuring automation projects are delivered on time and underbudget. A Signal Conditioning

Module (SCM) performs the necessary signal conditioning and powering of the connected field

device for one I/O channel.

The DIS880 is a Digital Input 24V Signal Conditioning Module for use in High Integrity applications

(certified for SIL3) supporting 2/3/4-wire devices with Sequence of Events (SOE).