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ABB DI811 3BSE008552R0001 is a 16-channel, 48V DC digital input module for the S800 I/O system. It provides reliable interfacing for field devices like switches and sensors, converting their signals into a digital format for the automation controller.

This module is a 16-channel digital input unit designed for 48V DC signals.
It belongs to the high-performance S800 I/O family for industrial automation.
The module provides reliable electrical isolation between the field side and the system side.
It features a high level of noise immunity for stable operation in harsh industrial environments.
Each channel is equipped with an LED indicator for clear visual status monitoring of the input signal.
The module supports hot swapping allowing for installation and removal without powering down the entire system.
It is designed for easy integration and configuration within ABB's control system architecture.