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- ABB
- TU811V1
- Compact Module Termination Unit (MTU)
- Sweden
- 64 × 170 × 58.5 mm
- 0.15kg
- 3BSE013231R1
- Xiamen, China
- New & In Stock
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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.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Profile – ABB TU811V1 (3BSE013231R1)
1. Product Introduction
The TU811V1 (3BSE013231R1) is a compact, modular termination unit designed for industrial distributed I/O systems. It functions as a field interface that connects external wiring from sensors, actuators, and other field devices to internal I/O modules of a PLC or DCS.
This module is part of the ABB S800 I/O series, specifically in the compact MTU (Module Termination Unit) family, providing high-density signal termination in a small footprint. TU811V1 is engineered for secure screw-terminal connections and mechanical keying to prevent incorrect module placement, ensuring reliable operation in industrial environments.
2. Brand and Series Information
Brand: ABB Professional Electrical Instruments
Series: S800 I/O – Compact Module Termination Units (MTU)
The S800 I/O series is a modular automation platform widely used in industrial process control, including both digital and analog I/O modules. TU811V1 is a smaller MTU variant optimized for 8-channel field termination, enabling neat, safe, and efficient wiring in control panels.
3. Product Parameters – TU811V1 (3BSE013231R1)
| Parameter | Specification |
|---|---|
| Model | TU811V1 (3BSE013231R1) |
| Function | Compact Module Termination Unit (MTU) |
| Channels | 8 channels (single row of 8 terminals) |
| Rated Signal Voltage | Up to 50 V |
| Maximum Current per Channel | 2 A |
| Maximum Process Power Current | 5 A |
| Acceptable Wire Size | Solid: 0.2–4 mm²; Stranded: 0.2–2.5 mm² |
| Mounting | DIN Rail (horizontal or vertical) |
| Protection Level | IP20 |
| Operating Temperature | ‑20 °C to +60 °C |
| Storage Temperature | ‑40 °C to +85 °C |
| Material | Industrial-grade polymer housing with screw terminals |
| Dimensions (mm) | 64 × 170 × 58.5 |
| Weight (kg) | 0.15 |
4. Product Applications
The TU811V1 is ideal for industrial automation where compact and reliable field signal termination is required. Common applications include:
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Connecting digital or analog field devices (sensors, switches, actuators) to I/O modules in PLC/DCS systems.
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Compact DIN-rail control cabinets requiring neat wiring organization.
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Distributed I/O installations in manufacturing, water treatment, and process control.
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Retrofit and expansion projects of existing S800 I/O systems.
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Providing reliable termination and preventing wiring errors in high-density industrial cabinets.
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Supporting SCADA and data acquisition systems requiring secure field connections.
5. Product Advantages
The TU811V1 offers several key advantages:
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Compact and Efficient: Small footprint with 8-channel termination allows dense cabinet layouts.
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Mechanical Keying: Prevents wrong module insertion and wiring mistakes.
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DIN-Rail Compatible: Easy installation and replacement in industrial enclosures.
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Robust Screw-Terminals: Ensures reliable connections under vibration and industrial conditions.
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Wide Operating Range: Operates between ‑20 °C and +60 °C.
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High Electrical Reliability: Supports up to 50 V signal voltage and 2 A per channel.
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Modular Integration: Works seamlessly with other S800 I/O modules.
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Error Reduction: Organized layout reduces commissioning and maintenance errors.
6. Related Models in the Same Series
| Model | Channels | Rated Voltage | Mounting | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| TU810V1 (3BSE013230R1) | 16 | 50 V | DIN‑rail | 64 × 170 × 58.5 | 0.20 |
| TU812V1 (3BSE013232R1) | 16 | 50 V | DIN‑rail | 64 × 170 × 58.5 | 0.20 |
| TU820V1 (3BSE013233R1) | 16 | 50 V | DIN‑rail | 70 × 180 × 60 | 0.25 |
| TU830V1 (3BSE013234R1) | 24 | 50 V | DIN‑rail | 80 × 190 × 60 | 0.30 |
| TU840V1 (3BSE013235R1) | 32 | 50 V | DIN‑rail | 90 × 200 × 65 | 0.35 |
7. Other Popular Models From ABB
| Model | Application | Communication | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| AI810 | Analog Input Module | ModuleBus | 62 × 170 × 58 | 0.22 |
| DI830 | Digital Input Module | ModuleBus | 62 × 170 × 58 | 0.22 |
| DO880 | Digital Output Module | ModuleBus | 62 × 170 × 58 | 0.23 |
| AO845 | Analog Output Module | ModuleBus | 62 × 170 × 58 | 0.22 |
| DP840 | Digital Processing Module | ModuleBus | 62 × 170 × 58 | 0.25 |
8. FAQ – TU811V1
Q1: What is the main function of TU811V1?
A1: It connects field wiring to S800 I/O modules, providing secure and reliable signal termination.
Q2: How many channels does TU811V1 support?
A2: It supports 8 channels in a single terminal row.
Q3: What is the rated voltage per channel?
A3: Up to 50 V.
Q4: What is the maximum current per channel?
A4: 2 A per channel, 5 A total process power.
Q5: How is it mounted?
A5: It mounts on a standard DIN rail, horizontally or vertically.
Q6: What wire sizes are compatible?
A6: Solid: 0.2–4 mm²; Stranded: 0.2–2.5 mm².
Q7: What protection rating does it have?
A7: IP20, suitable for industrial enclosure applications.
Q8: Does it feature mechanical keying?
A8: Yes, to prevent incorrect module insertion.
Q9: What is the operating temperature range?
A9: ‑20 °C to +60 °C, suitable for most industrial environments.
Q10: Can TU811V1 be combined with other S800 I/O modules?
A10: Yes, it is fully compatible with S800 digital and analog I/O modules.