B&R X20BB80 bus base module

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B&R X20BB80 Bus Base Module

Product Overview

The B&R X20BB80 is a bus base module designed for B&R’s X20 distributed I/O system, serving as the backplane for X20 bus controllers (BC, HB, etc.) and power modules. It enables modular expansion of the X20 system, supporting flexible I/O configurations in industrial automation applications.

Key Features & Technical Specifications

1. Compatibility & Expansion

   • Supports X20 bus controllers (e.g., X20BC1083, X20BC8083) and power modules (e.g., X20PS9400) .

   • Includes left and right end covers (X20AC0SL1/X20AC0SR1) for secure mounting .

2. Electrical & Environmental Specs

   • Power Consumption: 0.25 W (bus power) .

   • Operating Temperature:

     • Horizontal Mounting: -25°C to +60°C

     • Vertical Mounting: -25°C to +50°C .

   • Protection Rating: IP20 (dust-resistant).

   • Mounting Altitude:

     • 0–2000 m: No derating

     • >2000 m: Reduce ambient temperature by 0.5°C per 100 m .

3. Certifications & Safety

   • CE, UKCA, ATEX (Zone 2), UL, DNV, ABS, BV, EAC, KC .

   • Hazardous Location Compliance:

     • Class I, Division 2, Groups A/B/C/D, T5 .

4. Physical Dimensions

   • Spacing: 37.5 mm ±0.2 mm (between modules) .

Applications

• Industrial Automation: Distributed control in PLC and machine control systems.

• Energy & Power: Integration with turbine and generator control systems.

• Process Control: Modular I/O expansion in chemical and water treatment plants.

Installation Notes

1. Mounting: Ensure proper horizontal or vertical orientation for optimal thermal performance .

2. Accessories: Requires X20 terminal blocks (e.g., X20TB12) for wiring .

3. Compatibility: Verify with X20 bus controllers (e.g., X20BC1083) for system integration 

The structure and details of the product：

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