ABB TU851 3BSE068782R1 S800 I/O Extended Module Termination Unit

Frequently Asked Questions (FAQ)

Q1: What is the primary function of the TU851 module?
A1: TU851 serves as an extended termination unit in the ABB S800 I/O system, enabling Modulebus communication and power distribution between the controller and I/O modules.

Q2: Does TU851 support hot swapping?
A2: No, hot swapping is not supported. The system must be powered down before replacing the module.

Q3: Can the TU851 be installed horizontally?
A3: Yes, the module supports both vertical and horizontal mounting for flexible installation.

Q4: What power input is supported by TU851?
A4: It supports a 24V DC power input with a voltage range from 19.2V to 30V.

Q5: What is the maximum current distribution capacity of TU851?
A5: The module can distribute up to 1.5 A at 5V and 1.5 A at 24V.

Q6: What are the operating and storage temperature ranges for TU851?
A6: Operating range is 0 to +55°C (certified for +5 to +55°C); storage range is -40 to +70°C.

Q7: What is the protection class of the module, and where is it suitable for use?
A7: The module has an IP20 rating, suitable for clean, dry, control cabinet environments.

Q8: Is TU851 compliant with RoHS and WEEE regulations?
A8: Yes, it complies with RoHS Directive 2011/65/EU and WEEE Directive 2012/19/EU.