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- ABB
- TB811
- Modulebus Optical Port
- Sweden
- 75 × 45 × 250 mm
- 0.04kg
- 3BSE008568R1
- Xiamen, China
- New & In Stock
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All our products are priced very favorably because we have our own warehouse and supply.
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ABB TB811 (3BSE008568R1) Product Overview
Product Introduction
The ABB TB811 is a Modulebus optical communication module for industrial automation networks. It provides a reliable optical interface between Modulebus controllers, remote I/O modules, and drive equipment. This device ensures stable and interference-free communication in distributed control systems and automation networks.
The TB811 is compact, lightweight, and designed for DIN rail or Modulebus rack mounting, providing easy integration into control cabinets. Its robust construction allows operation in industrial temperature ranges with minimal maintenance.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | ABB TB811 (3BSE008568R1) |
| Product Type | Modulebus Optical Communication Module |
| Function | Optical interface for Modulebus network |
| Data Rate | 5 Mbit/s |
| Compatible Systems | Modulebus networks, ABB interface modules, remote I/O modules |
| Mounting | DIN rail / Modulebus rack |
| Protection Rating | IP20 |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –25 °C to +70 °C |
| Relative Humidity | 5 %–95 % non‑condensing |
| Housing Type | Industrial-grade module enclosure |
| Dimensions (L × W × H) | 75 × 45 × 250 mm |
| Weight | 0.04 kg |
| Standards Compliance | EMC industrial standards |
| Mechanical Protection | Rugged module enclosure |
Product Applications
• Optical communication links in distributed control systems (DCS).
• Connecting ABB Modulebus interface modules (CI810, CI820, CI830) to I/O networks.
• Optical signal transmission in drive systems and automation panels.
• Factory automation, process plants, and energy facilities where electrical noise may interfere with communication.
• Industrial cabinets requiring reliable, medium-speed bus communication.
• Remote I/O and sensor networks in manufacturing and process control.
Product Advantages
• Reliable Communication: Minimizes signal interference with optical connectivity.
• Compact and Lightweight: Simplifies installation in crowded control cabinets.
• Industrial‑Grade Design: Operates over wide temperature and humidity ranges.
• Easy Mounting: DIN rail or Modulebus rack compatible.
• Passive Operation: No configuration or power required.
• Seamless Integration: Works with ABB interface modules and drives.
• Rugged Housing: Durable for industrial use.
Brand and Series Information
• Brand: ABB
• Series: Modulebus Optical Network Components
Recommended Related Models (Same Series / Architecture)
| Model | Function | Data Rate | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| TB807 | Modulebus terminator | – | 17 × 13 × 19 | 0.01 |
| TB810 | Modulebus optical port | 10 Mbit/s | 25 × 18 × 25 | 0.03 |
| TB815 | Modulebus interconnection | Network bridging | 100 × 40 × 80 | 0.10 |
| TB820V1 | Optical modem | Long-distance | 120 × 50 × 90 | 0.25 |
| TB820V2 | Optical modem | Long-distance | 130 × 55 × 95 | 0.30 |
Recommended Popular Models (Same Brand)
| Model | Type | Function | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|
| D16 | Solid-State Relay | Low/mid-load switching | 85 × 30 × 55 | 0.23 |
| D25 | Solid-State Relay | High-current switching | 90 × 35 × 60 | 0.30 |
| D40 | Solid-State Relay | Up to 40 A switching | 120 × 50 × 80 | 0.52 |
| T7 | Control Relay | Logic/control circuits | 70 × 25 × 45 | 0.18 |
| T9 | Control Relay | Broad voltage control | 80 × 30 × 50 | 0.20 |
FAQ – ABB TB811
Q1: What is the TB811 used for?
A1: It provides an optical interface for Modulebus networks, ensuring reliable data communication.
Q2: Which systems is it compatible with?
A2: ABB Modulebus networks and remote I/O modules.
Q3: Does it need external power?
A3: No, it is a passive optical port.
Q4: What is the data rate?
A4: 5 Mbit/s.
Q5: What are the dimensions?
A5: 75 × 45 × 250 mm.
Q6: How much does it weigh?
A6: 0.04 kg.
Q7: What is the operating temperature range?
A7: 0 °C to +55 °C.
Q8: Can it be mounted on DIN rails?
A8: Yes, DIN rail or Modulebus rack mounting is supported.
Q9: Why use optical communication in Modulebus networks?
A9: Optical links reduce interference and ensure stable data transmission in electrically noisy environments.
Q10: Is it suitable for industrial automation environments?
A10: Yes, it is designed for rugged industrial use.