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ABB TU811V1 Compact Module Termination Unit

Configured for compact field termination in the ABB S800 I/O system, the ABB TU811V1 3BSE013231R1 (TU811V1 Compact Module Termination Unit) provides the physical termination interface for connected I/O signal wiring. The unit supports a 250 V maximum rating and 3 A maximum current according to the supplied product data.

Hardware Specifications

Parameter	Specification
Model	TU811V1 3BSE013231R1
Base Model	TU811V1
Product ID	3BSE013231R1
Brand	ABB
Product Type	Compact Module Termination Unit
System	ABB S800 I/O
Signal Terminals	1 x 8 signal terminals
Maximum Voltage	250 V
Maximum Current	3 A
Origin	Sweden
Shipment Location	Xiamen, China
Weight	0.18 kg
Estimated Shipping Dimensions	17 x 6.5 x 6.5 cm
Tariff Code	8537101190
Manufacturer Status	Discontinued by manufacturer

ABB S800 I/O Termination Characteristics

The TU811V1 provides physical termination for field wiring associated with an ABB S800 I/O installation. It uses a compact termination arrangement with 1 x 8 signal terminals.

The supplied data specifies a maximum voltage of 250 V and a maximum current of 3 A. Therefore, field wiring and connected circuits should remain within these stated limits.

The unit functions as a termination component rather than an active signal-processing module. Consequently, no independent signal conversion, firmware, or communications function is specified for the TU811V1.

Frequently Asked Questions

Q: Is the TU811V1 an active I/O module?
A: No. The supplied data identifies the TU811V1 as a Compact Module Termination Unit. It provides field signal termination rather than active I/O signal processing.

Q: What electrical limits are specified for the TU811V1?
A: The supplied product information specifies 250 V maximum voltage and 3 A maximum current.

Q: Does the supplied documentation specify operating temperature or power consumption?
A: No. The supplied data does not define an operating temperature range. Because the TU811V1 is a passive termination unit, no independent power consumption value is provided.

Field Installation Guidelines

• Install the TU811V1 according to the applicable ABB S800 I/O system installation documentation.
• Verify terminal assignments before connecting field wiring.
• Confirm that connected circuits remain within the stated 250 V maximum voltage and 3 A maximum current limits.
• Keep signal wiring separated from high-current or high-noise conductors where the installation design requires signal integrity control.
• Route and secure conductors to prevent mechanical stress on the termination terminals.
• Apply appropriate protective earth and shield termination practices according to the cabinet grounding design and ABB installation requirements.
• Inspect terminal connections for correct seating and secure mechanical engagement before energizing the connected circuit.
• Do not apply operating conditions or environmental limits that the supplied product data does not specify.
• The manufacturer lists 3BSE013231R1 as discontinued; therefore, verify system compatibility before installing a replacement unit.

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