Product Specification – X20PS9400

1. General Information

• Manufacturer: B&R Industrial Automation (ABB Group)

• Part Number: X20PS9400

• Product Type: Bus Controller & X2X Link Power Supply Module

• Product Series: X20 System

• Protection Class: IP20

• Module Width: 12.5 mm

• Product Status: Active (Mass Production)

• Certifications: CE, cULus, ATEX (II 3G Ex nA nC IIA T5 Gc), EAC, DNV GL, ABS, Lloyd's Register, KR

• Mounting: Standard 35 mm DIN Rail, X20 Backplane Pluggable

2. Product Overview

3. Technical Specifications

3.1 Electrical Parameters

• Input Voltage:

  • Nominal: 24 VDC

  • Operating Range: 20.4 VDC ~ 28.8 VDC (-15% / +20%)B& R Industrial Automation

  • Input Fuse Recommendation: Max. 10 A, slow-blowB& R Industrial Automation

  • Reverse Polarity Protection: Not provided (external protection required)B& R Industrial Automation

• Output Power:

  • Nominal Output Power: 7 WB& R Industrial Automation

  • Nominal Output Voltage: 24 VDCB& R Industrial Automation

  • Maximum Output Current: 0.7 A

• Isolation:

  • Galvanic Isolation: Between input feed and bus controller/X2X Link supply

  • Isolation Voltage: 500 V eff (standard for X20 system)

• Power Consumption: Typical 0.6 W

3.2 Protection & Operational Features

• Overload Protection: Short-circuit proof, tolerates temporary overloadsB& R Industrial Automation

• Short-Circuit Behavior: Protected via external line fuseB& R Industrial Automation

• Redundancy Capability: Supports parallel and redundant operation with multiple modulesB& R Industrial Automation

• Inrush Current Limiting: Integrated soft-start mechanism

• Output Ripple & Noise: Ultra-low ripple design for stable communication and logic operation

3.3 Service Interface

• Interface Type: RS232 (Service Interface)

• Baud Rate: Up to 115.2 kbit/s

• Functionality:

  • Module diagnostics and status monitoring

  • Configuration access

  • Firmware update capability

  • System troubleshooting

3.4 Mechanical & Environmental

• Dimensions: 12.5 mm (W) x 104 mm (H) x 75 mm (D)

• Weight: Approx. 50 g

• Operating Temperature:

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

  • Vertical Mounting: -25 °C ~ +50 °C

• Storage Temperature: -40 °C ~ +85 °C

• Relative Humidity: 5% ~ 95%, non-condensing

• Vibration/Shock Resistance: Complies with IEC 60068-2-6 (vibration) & IEC 60068-2-27 (shock)

• Hot-Swap Capability: Full hot-swap support for maintenance without system shutdown

3.5 Status Indicators

• Multi-color LED indicator for:

  • Power ON (Green): Indicates valid input voltage

  • Status OK (Green): Indicates normal output operation

  • Fault/Overload (Red): Indicates overload, short-circuit, or overtemperature condition

4. Key Features

• Dedicated Power Supply: Exclusively for X20 bus controller and X2X Link communication infrastructure

• High Reliability via Redundancy: Full support for parallel and redundant operation to eliminate single points of failureB& R Industrial Automation

• Galvanic Isolation: Provides electrical separation between field power and control logic, improving EMC performance

• Integrated Service Port: RS232 interface facilitates advanced diagnostics, configuration, and firmware management

• Compact Design: Space-saving 12.5 mm width for high-density I/O stations

• Industrial Robustness: Wide temperature range and compliance with stringent global certifications

• Seamless Integration: Fully compatible with all X20 bus controllers and X2X Link network components

• Low Power Dissipation: High efficiency design minimizes heat generation inside control cabinets

5. Typical Applications

• Powering X20 bus controllers in distributed I/O stations

• Supplying X2X Link communication interface in medium-to-large-scale automation systems

• Critical control systems requiring redundant power for maximum uptime

• Factory automation, machine building, and process control applications

• Systems requiring high electrical isolation between control and field levels

• Marine and offshore applications (certified by DNV GL, ABS, LR)

• ATEX Zone 2 hazardous environments

6. Compatibility

• X20 System: Fully compatible with all X20 bus controllers (e.g., X20BC0063, X20BC0083)

• X2X Link: Supports all X2X Link communication setups

• Software: Configuration and diagnostics via B&R Automation Studio

• Mechanical: Compatible with standard X20 backplane and terminal blocks