ABB TU848 3BSE042558R1 Termination Unit Mounting Base Module DCS Parts

ABB TU848 3BSE042558R1 Termination Unit Mounting Base Module DCS Parts

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Description:

ABB S800 I/O is a comprehensive, distributed and modular process I/O system that communicates with parent controllers and PLCs over industry-standard fieldbus technology and therefore can be used with a wide range of process controllers from ABB and other vendors. The TU848 is a module termination unit (MTU) for redundant configuration of Optical ModuleBus Modem TB840/TB840A. The MTU is a passive unit having connections for double power supply (one for each modem), double electrical ModuleBus, two TB840/TB840A and a rotary switch for cluster address (1 to 7) setting.

Two mechanical keys are used to configured the MTU for the right types of modules. Each key has six positions, which gives a total number of 36 different configurations. The configurations can be changed with a screwdriver. Termination unit TU848 has individual power supply connections and connects TB840/TB840A to redundant I/O. Termination unit TU849 has individual power supply connections and connects TB840/TB840A to non-redundant I/O.

ABB's TU848 3BSE042558R1 module termination unit is a key component designed for industrial automation systems. It is used to provide terminal connections for signals and power at the end of the I/O module chain. This module termination unit plays an important role in industrial automation systems, ensuring the integrity of signal transmission and the stable operation of the system. In practical applications, ABB TU848 3BSE042558R1 module termination unit is usually used together with ABB's I/O modules and control systems to form a complete industrial automation solution. It is widely used in various industrial fields, such as manufacturing, energy, chemical industry, etc., providing strong support for the production automation and intelligence of enterprises.

Specifically, the main functions of the TU848 module termination unit include: Signal termination: Provide signal termination at the end of the I/O module chain to prevent signal reflection and interference, and ensure the accuracy and stability of signal transmission. Power distribution: Responsible for distributing and regulating power supply to ensure that the connected I/O modules can work properly. System protection: Built-in multiple protection measures, such as overcurrent and overvoltage protection, can effectively prevent electrical failures and system damage.

In addition, the TU848 module termination unit also has high reliability and easy maintenance. It uses high-quality materials and precise manufacturing processes, and can operate stably in harsh industrial environments. At the same time, its modular design makes installation, configuration and maintenance simple and convenient, reducing the maintenance cost of the system.

Datasheet Link:

ABB TU848 3BSE042558R1.pdf