Overview

The ABB TU532‑H is a terminal unit from the S500 I/O series within the AC500 PLC family, specifically designed for 120/230 V AC and relay modules. The “H” designation indicates hot‑swap capability, allowing modules to be replaced without shutting down the system. Compact and rugged, the TU532‑H provides secure spring terminal connections, ensuring dependable operation in industrial environments, and integrates seamlessly with ABB’s AC500 automation systems.

Technical Data

Key Features

• Supports 120/230 V AC and relay modules in the S500 I/O system

• Spring terminal connections for quick and secure wiring

• Hot‑swap capability for uninterrupted operation

• XC version available for extreme ambient conditions

• Compact design with only 28 mm depth

• DIN rail mounting for easy installation

Typical Applications

• Industrial automation requiring robust I/O connections

• Process control in petrochemical and refinery industries

• Power generation and energy systems with relay‑based control

• Manufacturing and robotics requiring secure wiring interfaces

• Marine and transportation automation solutions

FAQ

Q1: What is the primary function of the ABB TU532‑H?
A1: It serves as the terminal unit for 120/230 V AC and relay modules, providing the wiring interface.

Q2: How is wiring connected?
A2: The TU532‑H uses spring terminals for fast and reliable connections.

Q3: Can modules be replaced without shutting down the system?
A3: Yes, the hot‑swap capability allows safe replacement during operation.

Q4: Can it be used in extreme environments?
A4: Yes, ABB offers an XC version designed for harsh ambient conditions.

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