ABB TU847 3BSE022462R1 Extended Module Termination Unit

The ABB TU847 3BSE022462R1 is a Terminal Unit designed for the S800 I/O system, used to facilitate the connection between I/O modules and field devices. It is part of ABB’s distributed control system (DCS) solutions and plays a critical role in connecting field wiring to the S800 I/O modules. The TU847 is used in industrial automation systems where reliable and modular connections are required for monitoring and controlling field processes.

Key Features and Specifications of ABB TU847:

1. Type: Terminal Unit for S800 I/O modules.

2. Mounting:

   • Designed for DIN-rail mounting, making it easy to install in control panels.
   • Allows for the direct attachment of I/O modules to the terminal unit, simplifying wiring and installation.

3. Compatibility:

   • Compatible with ABB’s S800 I/O modules, including both digital and analog I/O modules.
   • Supports modules like DI, DO, AI, AO, etc., providing flexibility for different process control needs.

4. Wiring:

   • Provides an interface between the field wiring and the I/O module.
   • Pluggable terminal connections allow for easy wiring, replacement, or maintenance of I/O modules without disturbing the field wiring.
   • Removable terminal blocks enable easy connection and disconnection for troubleshooting and maintenance.

5. Power Distribution:

   • Distributes 24 V DC power to connected I/O modules, ensuring reliable operation of all connected devices.
   • Simplifies the power supply setup by providing a central power connection point.

6. Field Signal Connection:

   • Designed to handle a variety of field signals, including digital and analog signals, making it versatile for many industrial applications.
   • Supports connection to a wide range of field devices like sensors, actuators, and transducers.

7. Redundancy Support:

   • Supports redundant configurations, which increases system reliability by ensuring that in case of failure of one module or path, the system can continue operating without interruption.

8. Hot-Swappable:

   • Allows for hot-swapping of I/O modules, meaning modules can be replaced or maintained without needing to shut down the system, minimizing operational downtime.

9. Signal Integrity:

   • Designed with features to maintain signal integrity, ensuring that data transmitted from field devices to the I/O modules is accurate and free from interference or degradation.

10. Diagnostic Functions:

    • The TU847 supports diagnostics, enabling the detection of wiring issues, short circuits, or open circuits, improving system reliability and simplifying troubleshooting.

11. Operating Environment:

    • Built to operate in industrial environments, capable of withstanding temperature variations, vibration, and electromagnetic interference.
    • Ensures long-term reliability in harsh conditions.

Dimensions:

• Depth / Length: 102 mm
• Height: 119 mm
• Width: 45 mm
• Weight: 0.2 kg