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Description
ABB TU812V1 Compact Module Termination Unit
Configured for direct field termination in the ABB S800 I/O system, the ABB TU812V1 3BSE013232R1 (TU812V1 Compact Module Termination Unit) provides the physical terminal interface for 50 V signal wiring through a D-sub connection arrangement.
Hardware Specifications
Parameter
Specification
Model
TU812V1 3BSE013232R1
Base Model
TU812V1
Brand
ABB
Product Type
Compact Module Termination Unit
Product Designation
Terminal Compact Module, 50 V, D-sub
System
ABB S800 I/O
Signal Interface
D-sub
Rated Signal Voltage
50 V
Mounting Function
Module termination and field wiring interface
Weight
0.16 kg
Dimensions
Shipping size: 16.8 x 6.5 x 4.5 cm
Spare Model
3BSE013232R1
ABB S800 I/O Interface Characteristics
The TU812V1 functions as a passive termination interface rather than an active I/O processing module. Therefore, it does not perform signal conversion, application processing, or independent communication.
The 50 V designation defines the stated signal voltage class, while the D-sub interface provides the specified electrical connection method. In an S800 I/O installation, the termination unit supports physical signal routing between field wiring and the associated I/O assembly.
Because the supplied data does not specify backplane current, channel count, isolation ratings, or communication speed, those parameters should be verified against the applicable ABB hardware manual before system design.
Frequently Asked Questions
Q: Is the TU812V1 an active I/O module? A: No. The supplied description identifies it as a Compact Module Termination Unit. It provides termination and signal connection functions rather than independent signal processing.
Q: What voltage rating is specified for the TU812V1? A: The supplied product description specifies 50 V.
Q: Does the supplied data define the operating temperature and power consumption? A: No. These values are not provided. The unit should therefore be evaluated against the applicable ABB installation documentation before environmental or power calculations.
Field Installation Guidelines
Install the TU812V1 according to the mechanical and wiring requirements of the associated ABB S800 I/O assembly.
Verify the module orientation and terminal assignment before connecting field conductors. Keep signal wiring separated from high-voltage power and high-current switching conductors to reduce electrical interference.
Use the specified D-sub connection hardware and inspect connector engagement before commissioning. Ensure that cable shielding and protective grounding follow the plant grounding scheme and the applicable ABB installation manual.
Do not apply operating-temperature, current-load, isolation, or power-consumption assumptions that are not stated in the product documentation. Confirm these values from the system-specific ABB hardware documentation before final installation.
