Overview

The ABB TU552‑CS31 B5 is an interface terminal unit in the S500 I/O series within the AC500 PLC family. It provides the mechanical and electrical connection between I/O modules and field wiring for CS31 bus communication modules, ensuring secure and reliable integration in distributed automation systems. With spring terminal connections, the TU552‑CS31 B5 allows fast, maintenance‑free wiring. Its compact, rugged design makes it suitable for industrial environments requiring robust communication and I/O interfacing.

Technical Data

Key Features

• Supports CS31 bus communication modules in the S500 I/O system

• Spring terminal connections for fast and secure wiring

• Compact design with only 28 mm depth

• DIN rail mounting for easy installation

• XC version available for extreme ambient conditions

• Part of ABB’s AC500 PLC family for seamless integration

Typical Applications

• Industrial automation requiring distributed I/O communication

• Process control in petrochemical and refinery industries

• Power generation and energy systems with CS31 bus integration

• Manufacturing and robotics requiring secure wiring interfaces

• Marine and transportation automation solutions

FAQ

Q1: What is the primary function of the ABB TU552‑CS31 B5?
A1: It serves as the terminal unit for CS31 bus communication modules, providing the wiring interface.

Q2: How is wiring connected?
A2: The TU552‑CS31 B5 uses spring terminals for fast and reliable connections.

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

Q4: What PLC family does it belong to?
A4: It is part of the ABB AC500 PLC / S500 I/O system.

Q5: How is it installed?
A5: It is mounted on a DIN rail, making installation quick and straightforward.