Overview

The ABB DI571 is part of the S500 I/O series within the AC500 PLC family, designed to provide reliable digital input functionality for industrial automation systems. It offers 32 digital input channels with 24 VDC signal levels, making it ideal for monitoring switches, sensors, and other discrete devices. Compact and rugged, the DI571 integrates seamlessly with ABB’s AC500 PLC platform, ensuring dependable performance in demanding environments.

Technical Data

Key Features

• 32 digital input channels for monitoring discrete devices

• 24 VDC signal level for standard industrial sensors and switches

• Compact DIN rail design for easy installation

• Channel‑to‑bus isolation for improved reliability

• XC version available for extreme ambient conditions

• Seamless integration with ABB AC500 PLC systems

Typical Applications

• Process automation requiring multiple digital inputs

• Industrial machinery with sensor and switch monitoring

• Energy and power generation control systems

• Manufacturing and robotics requiring discrete signal acquisition

• Marine and transportation automation solutions

FAQ

Q1: What is the primary function of the ABB DI571?
A1: It provides 32 digital input channels for monitoring sensors, switches, and other discrete devices.

Q2: What signal type does it support?
A2: It supports 24 VDC digital input signals.

Q3: Can it be used in extreme environments?
A3: Yes, ABB offers an XC version designed for harsh ambient conditions.

Q4: How is it installed?
A4: It uses DIN rail mounting, making installation quick and secure.

Q5: What PLC family does it belong to?
A5: It is part of the ABB AC500 PLC / S500 I/O system.