The TU890 3BSC690075R1 Module Termination Unit by ABB is a passive interface module designed for the S800 I/O system. It connects field wiring and process power to I/O modules while managing ModuleBus distribution and address generation across connected units.
Technical Specifications
Specification
Detail
Model Number
TU890 3BSC690075R1
Product Series
S800 I/O
Manufacturer
ABB
Module Type
Module Termination Unit
System Compatibility
DCS
Dimensions (cm)
21 × 6.5 × 8.8
Weight
0.22 kg
Communication Interface
Ethernet router
HS Code
8537101190
Product Origin
Sweden
Condition
Brand New
Lead Time
In Stock
MOQ
1
Lifecycle Status
Active
Performance & Features
The TU890 supports up to 8 I/O channels and is optimized for compact installations. Key features include:
Rated voltage: 50 V per channel
Current capacity: 2 A per channel
Gray terminals for field signals and process voltage
ModuleBus distribution and address shifting
Mechanical keying to prevent incorrect module insertion
DIN rail mounting with secure latching
Its passive design ensures reliable signal routing and system stability across industrial automation networks.
Application & Compatibility
The TU890 3BSC690075R1 is ideal for intrinsic safety applications and integrates with ABB modules such as AI890, AI893, AO890, DI890, and DO890. It supports scalable deployment in manufacturing, utilities, and process control environments.
