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- ABB
- TU831V1
- Extended Module Termination Unit (MTU)
- Sweden
- 90 × 200 × 65 mm
- 0.37kg
- 3BSE013235R1
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Profile – ABB TU831V1 (3BSE013235R1)
1. Product Introduction
The TU831V1 (3BSE013235R1) is a high‑density termination and interface unit designed for structured field wiring in industrial automation systems. It serves as a secure interface between external field devices—such as sensors, switches, and actuators—and internal distributed I/O modules within PLC, DCS, or other control systems.
This termination unit provides greater channel capacity than smaller MTU variants, making it suitable for systems with dense signal requirements. TU831V1 offers robust electrical termination, clear channel grouping, and mechanical safeguards to prevent incorrect module placement. It is engineered for rugged industrial environments where reliability and organized wiring are essential.
2. Brand and Series Information
Brand: ABB Professional Electrical Instruments
Series: S800 I/O – Module Termination Units (MTU)
The S800 I/O series is a modular platform for distributed automation and control systems. It consists of termination units and functional I/O modules with standardized physical and electrical interfaces. The TU series comprises termination units of different channel capacities, enabling tailored layout and field wiring management for complex automation applications.
3. Product Parameters – TU831V1 (3BSE013235R1)
| Parameter | Specification |
|---|---|
| Model | TU831V1 (3BSE013235R1) |
| Function | High‑Density Module Termination Unit (MTU) |
| Channels | 32 channels (four groups of 8) |
| Rated Signal Voltage | Up to 50 V |
| Maximum Current per Channel | 2 A |
| Maximum Process Power Current | 8 A |
| Wire Size Supported | Solid: 0.2–4 mm²; Stranded: 0.2–2.5 mm² |
| Mounting | DIN‑Rail (Horizontal/Vertical) |
| Protection Rating | IP20 |
| Operating Temperature | ‑20 °C to +60 °C |
| Storage Temperature | ‑40 °C to +85 °C |
| Housing Material | Industrial‑grade polymer with screw terminals |
| Dimensions (mm) | 90 × 200 × 65 |
| Weight (kg) | 0.37 |
4. Product Applications
The TU831V1 termination unit is suited to a broad range of industrial and automation use cases where organized termination and connectivity of field signals is required. Typical applications include:
• Field wiring interface for sensors, actuators, switches and other end‑devices.
• Integration with PLCs, DCSs, RTUs, and other distributed control logic units.
• Control cabinet installations in manufacturing, process control plants, and infrastructure automation.
• Systems needing high channel density and neat wiring configuration.
• Retrofit and expansion projects where existing signal wiring must interface with modular I/O platforms.
• Automation systems in sectors such as water/wastewater, energy, transportation, materials handling, machine control, and utilities.
5. Product Advantages
The TU831V1 offers several benefits for industrial automation projects:
• High Channel Capacity: 32 signal channels allow for dense field wiring without large physical modules.
• Robust Termination: Screw‑type terminals provide secure electrical contact with low resistance under vibration and stress.
• Mechanical Keying: Helps prevent incorrect module insertion and wiring errors during setup or maintenance.
• DIN‑Rail Compatibility: Standard DIN‑rail mounting supports easy installation and replacement in control cabinets.
• Organized Layout: Clear grouping of channels simplifies wiring identification, documentation, and future troubleshooting.
• Industrial Reliability: Designed to operate reliably across typical industrial temperatures and conditions.
• Modular Integration: Integrates seamlessly with other termination units and I/O modules in the same series.
• Maintenance Friendly: Structured termination reduces the potential for signal errors and supports efficient maintenance.
6. Related Models in the Same Series
| Model | Channels | Rated Voltage | Mounting | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| TU810V1 (3BSE013230R1) | 16 | Up to 50 V | DIN‑rail | 64 × 170 × 58.5 | 0.20 |
| TU811V1 (3BSE013231R1) | 8 | Up to 50 V | DIN‑rail | 64 × 170 × 58.5 | 0.15 |
| TU812V1 (3BSE013232R1) | 16 | Up to 50 V | DIN‑rail | 64 × 170 × 58.5 | 0.20 |
| TU814V1 (3BSE013233R1) | 24 | Up to 50 V | DIN‑rail | 80 × 190 × 60 | 0.28 |
| TU830V1 (3BSE013234R1) | 24 | Up to 50 V | DIN‑rail | 80 × 190 × 60 | 0.30 |
These related models provide flexibility in channel capacity and cabinet layout, allowing system designers to select the appropriate unit based on signal density and physical space.
7. Other Popular Models From the Same Brand
| Model | Application | Module Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AI810 | Analog Input Module | I/O Module | 62 × 170 × 58 | 0.22 |
| DI830 | Digital Input Module | I/O Module | 62 × 170 × 58 | 0.22 |
| DO880 | Digital Output Module | I/O Module | 62 × 170 × 58 | 0.23 |
| AO845 | Analog Output Module | I/O Module | 62 × 170 × 58 | 0.22 |
| DP840 | Digital Processing Module | I/O Module | 62 × 170 × 58 | 0.25 |
8. FAQ – TU831V1
Q1: What is the main purpose of the TU831V1?
A1: The TU831V1 serves as a high‑density termination unit to connect and organize field wiring for distributed I/O systems in industrial automation.
Q2: How many channels are provided?
A2: This model supports 32 channels.
Q3: What field signal voltage is supported?
A3: It supports signals with a rated voltage of up to 50 V.
Q4: What is the maximum current per channel?
A4: Each channel is rated for up to 2 A of current.
Q5: What size of wiring can be used?
A5: It accepts solid conductors from 0.2–4 mm² and stranded conductors from 0.2–2.5 mm².
Q6: How is the unit mounted?
A6: It is mounted on a standard DIN rail installed inside an electrical cabinet.
Q7: What protection rating does it have?
A7: The unit has an IP20 rating, suitable for industrial enclosure use.
Q8: What is the operating temperature range?
A8: TU831V1 is designed for operation from ‑20 °C to +60 °C.
Q9: Does the unit offer mechanical safeguards?
A9: Yes, mechanical keying helps prevent incorrect module insertion and wiring errors.
Q10: Can this module be integrated with other parts of the system?
A10: Yes, it integrates seamlessly with other termination and I/O modules in the same modular automation series.