Product Specification – X20BT9100

1. General Information

• Manufacturer: B&R Industrial Automation

• Part Number: X20BT9100

• Product Type: X2X Link Bus Transmitter Module (with I/O Power Supply)

• Product Series: X20 Distributed I/O System

• B&R ID Code: 0x1BC2

• Certifications: CE, UKCA, cULus, EAC, KC, ATEX Zone 2 (II 3G Ex nA nC IIA T5 Gc)B& R Industrial Automation

• Product Status: Active mass production

• Protection Class: IP20B& R Industrial Automation

2. Product Overview

3. Technical Specifications

3.1 Electrical Characteristics

Communication

• Bus Interface: X2X Link (High-speed internal backplane bus)

• Function: Bus signal regeneration, amplification, and galvanic isolation

• Isolation: Full galvanic isolation between incoming and outgoing X2X Link segments

I/O Power Supply (Integrated)

• Input Voltage: 24 VDC (-15% / +20%)B& R Industrial Automation

• Output Voltage: 24 VDCB& R Industrial Automation

• Maximum Load Current: 10 AB& R Industrial Automation

• Fusing: Requires external max. 10 A slow-blow line fuseB& R Industrial Automation

• Reverse Polarity Protection: NoB& R Industrial Automation

• Power Consumption:

  • As Bus Transmitter: 0.1 WB& R Industrial Automation

  • Additional as Power Supply: 0.6 WB& R Industrial Automation

  • Bus Power: 0.5 WB& R Industrial Automation

3.2 Mechanical Parameters

• Module Width: 12.5 mm

• Weight: Approx. 0.04–0.05 kg

• Mounting: Standard DIN rail

• Required Accessories:

  • 1 x Terminal Block: X20TB12 (sold separately)B& R Industrial Automation

• Hot Swap: Supported

3.3 Environmental Conditions

• Operating Temperature:

  • Horizontal: -25 °C to +60 °CB& R Industrial Automation

  • Vertical: -25 °C to +50 °CB& R Industrial Automation

• Storage / Transport Temperature: -40 °C to +85 °CB& R Industrial Automation

• Relative Humidity: 5% ~ 95% RH, non-condensingB& R Industrial Automation

• Vibration/Shock: Complies with IEC 60068

• Altitude: Up to 2000 m (derating applies above 2000 m)B& R Industrial Automation

3.4 Diagnostics & Status

• Status LEDs: X2X Bus Function, Operating State, Module StatusB& R Industrial Automation

• Diagnostic Feedback: Module status, bus status via LED and softwareB& R Industrial Automation

4. Key Features

• Bus Extension & Isolation: Extends X2X Link and provides full galvanic isolation between I/O segments.

• Dual Functionality: Combines bus transmission/repeating with integrated 24 VDC I/O power distribution.

• High Current Capacity: Supports up to 10 A for powering downstream I/O modules.

• Comprehensive Diagnostics: LED and software-based status monitoring.

• ATEX Certified: Safe for use in Zone 2 hazardous locations.B& R Industrial Automation

• Slim Design: 12.5 mm width for high-density installation.

• Hot-Swappable: Allows for replacement during operation.

5. Typical Applications

• Extending the X2X Link bus between two physically separated X20 I/O stations.

• Creating electrically isolated I/O segments to reduce electrical noise and ground loop issues.

• Distributing 24 VDC power to a remote I/O segment while regenerating the communication bus.

• Building large-scale distributed I/O systems in process and factory automation.

• Applications requiring isolation in Zone 2 hazardous areas.B& R Industrial Automation

6. Compatibility

• Bus Compatibility: Fully compatible with all X20 modules using X2X Link.

• Required Companion Modules: Typically used with bus base modules (e.g., X20BMxx series).

• Terminal Blocks: Requires X20TB12 terminal block for power and bus connections.B& R Industrial Automation