ABB DSDX452 | Compact Mixed Digital I/O Module for Process Control

ABB DSDX452 Mixed Digital I/O Module

Overview

The ABB DSDX452 is a versatile mixed digital input/output module designed for ABB’s S400 I/O system.
It combines 20 digital inputs and 12 relay outputs into a single compact unit, simplifying wiring and saving panel space.
This module supports high-voltage switching up to 240 V AC/DC, allowing direct control of actuators such as motors and valves.
With 500 V AC channel isolation and EMC shielding, the DSDX452 ensures reliable operation in harsh industrial environments.
The module also features hot-swap capability, enabling replacement without shutting down the system.
Built-in LED indicators per channel provide real-time status and assist with troubleshooting.

Technical Specifications

FAQs

Q1: What is the main function of the ABB DSDX452?
✅ It provides mixed digital I/O, combining 20 digital inputs and 12 relay outputs in one module.

Q2: Can this module handle high-voltage switching?
✅ Yes, it supports up to 240 V AC/DC, suitable for actuators and industrial devices.

Q3: Does the module allow hot-swap replacement?
✅ Yes, you can replace the module without shutting down the system, minimizing downtime.

Q4: What isolation and protection features are included?
✅ It has 500 V AC channel isolation and EMC shielding for reliable operation.

Q5: Which systems are compatible with DSDX452?
✅ It is compatible with ABB S400 I/O systems and Advant OCS using Master software.