ABB TU833 Extended MTU 3BSE038726R1

Overview

The TU833 is a passive 50V Extended Module Termination Unit (MTU) designed for the ABB S800 I/O system. It facilitates the connection of field wiring to I/O modules and includes a part of the ModuleBus, ensuring smooth communication and proper voltage distribution across connected modules.

Technical Specifications:

• Rated Voltage: 50V max.
• Rated Current per Channel: 2 A max.
• Rated Process Voltage Connection: 5 A max.
• Fuse Rating: 6.3 A (2 slow glass tube fuses, 5×20 mm)
• ModuleBus Power Distribution: 1.5 A max for both 5V and 24V.
• I/O Channels: 16 total, with 2 terminals per channel (field wiring).
• Wire Size: Solid/stranded wire (0.2 – 2.5 mm², 24 – 12 AWG)
• Mounting Type: DIN rail, mechanical latch for grounding.
• Protection Rating: IP20 (IEC 60529)
• Width: 126 mm (5 inches), Depth: 64 mm (2.52 inches), Height: 105 mm (4.1 inches)
• Weight: 0.28 kg (0.6 lbs)
• Brand: ABB
• Model: TU833
• Class: Class I (IEC 61140)
• Dielectric Test Voltage: 500 V a.c.
• Mechanical Keys: 36 different configurations (2 keys).

FAQ:

1. What is the maximum current per channel?
   • The maximum continuous current per channel is 2 A.
2. How do I configure the MTU for different I/O modules?
   • The MTU features mechanical keys that provide 36 possible configurations for module compatibility.
3. Can the TU833 be used with all ABB I/O modules?
   • Yes, the TU833 is compatible with various ABB I/O modules like AI810, AO810, DI810, DO810, and others.

For more detailed information, please check official datasheet: S800_I_O_Modules_and_Termination_Units