B&R X20BT9400 X2X Link Bus Transmitter – X20 Series
When a bus transmitter fails on the production floor, the entire X2X Link segment goes silent. I/O modules lose communication, the CPU can no longer read sensor data or issue actuator commands, and the line stops — often without a clear fault code to guide the maintenance team. Every minute of unplanned downtime in a high-throughput facility can cost thousands of dollars. The B&R X20BT9400 is the component that keeps this from happening: a dedicated X2X Link bus transmitter engineered to sustain real-time, deterministic communication across distributed I/O segments in B&R X20 automation systems.
Within the B&R X20 Series — one of the most widely deployed modular PLC platforms in European and global industrial automation — the X20BT9400 occupies a critical infrastructure role. It extends the X2X Link bus, B&R’s proprietary high-speed backplane communication protocol, enabling remote I/O expansion beyond the local CPU rack. Trusted by machine builders and system integrators across automotive, packaging, food & beverage, and semiconductor manufacturing, the X20BT9400 is a cornerstone of scalable, high-availability control architectures.
Technical Specifications
- Part Number / SKU: X20BT9400
- Brand: B&R (Bernecker + Rainer)
- Series: X20 System
- Function: X2X Link Bus Transmitter
- Communication Protocol: X2X Link (B&R proprietary high-speed I/O bus)
- Product Weight: 240 g
- Mounting: DIN rail, X20 system bus connector
- Operating Environment: Industrial-grade, suitable for cabinet installation
- Compatibility: B&R X20 Series CPU modules and I/O expansion segments
Note: All specifications are based on verified B&R documentation. Contact us for the full datasheet.
Key Features & Benefits
- Deterministic X2X Link Communication: Maintains cycle-synchronous, real-time data exchange between the CPU and distributed I/O modules with minimal jitter.
- Seamless X20 System Integration: Plugs directly into the X20 backplane bus — no additional wiring harness or external power supply required for the bus interface.
- Extended I/O Reach: Allows I/O segments to be physically separated from the CPU rack, supporting flexible machine layouts and remote panel installations.
- High Reliability & Industrial Durability: Designed to B&R’s stringent quality standards for continuous 24/7 operation in demanding industrial environments.
- Compact Modular Form Factor: Consistent with the X20 Series slim-profile design, minimizing cabinet space consumption.
- Hot-swap Ready Architecture: Supports B&R’s system-level serviceability design philosophy, reducing maintenance downtime.
Industry & Equipment Applications
- Automotive Manufacturing: Body-in-white welding lines, paint shop conveyors, and powertrain assembly stations requiring distributed I/O over long distances.
- Packaging Machinery: High-speed form-fill-seal machines and cartoning lines where I/O modules are spread across multiple machine sections.
- Food & Beverage Processing: Hygienic filling and capping lines with remote I/O panels in washdown zones.
- Semiconductor & Electronics: Precision handling and test equipment requiring deterministic, low-latency I/O communication.
- Printing & Converting: Web-fed printing presses and slitter-rewinders with distributed tension control I/O.
- Material Handling & Logistics: Automated conveyor and sortation systems with geographically distributed I/O nodes.
System Integration & Compatible Parts
The X20BT9400 is designed to work within the broader B&R X20 ecosystem. Typical system configurations include:
- X20 CPU Modules (e.g., X20CP1584, X20CP3585) — the controller that manages the X2X Link segments via the bus transmitter.
- X20 I/O Modules — digital input/output, analog, and specialty modules connected on the remote X2X Link segment.
- X20PS9400 / X20PS9402 — X20 Series power supply modules that provide bus and field power to the I/O segment.
- X20BT9100 — alternative bus transmitter variant; consult B&R documentation to confirm the correct model for your topology.
- X20 End Covers & Bus Receivers — required accessories to complete a valid X2X Link segment.
Contact Konmask.com with your existing B&R system configuration for compatibility verification before ordering.
Our Quality Assurance Process
At Konmask.com, every B&R module we supply goes through a structured sourcing and verification process:
- Authorized & Traceable Supply Chain: We source from verified distributors and OEM channels with full traceability documentation available on request.
- Visual & Functional Pre-inspection: Each unit is inspected for physical integrity, label authenticity, and connector condition before dispatch.
- Anti-counterfeit Verification: We apply B&R-specific authentication checks to ensure you receive genuine components.
- Secure Packaging: ESD-safe packaging with shock-absorbing materials to protect modules during international transit.
- Documentation Support: CE declarations, test reports, and original B&R datasheets provided upon request.
How to Order
- Submit an Inquiry: Contact us via email at [email protected] or call +0086 19859288691 with your required quantity and delivery timeline.
- Receive a Quotation: Our team will respond within 1 business day with pricing, lead time, and availability confirmation.
- Order Confirmation: Review and approve the proforma invoice; confirm shipping method and destination.
- Payment & Dispatch: We accept T/T bank transfer and other B2B payment methods. Orders are dispatched with full tracking information.
- After-sales Support: Our technical team is available to assist with installation questions and warranty claims.
Why Choose Konmask.com?
- ✅ Specialized in Industrial Automation Components — B&R, Siemens, ABB, Beckhoff, and more.
- ✅ Global B2B Export Experience — serving system integrators, OEMs, and MRO buyers in 30+ countries.
- ✅ Fast Response, Competitive Pricing — inquiry-to-quote within 24 hours.
- ✅ Genuine Parts Guaranteed — no grey-market or refurbished units without explicit disclosure.
- ✅ Technical Pre-sales Support — our engineers help you confirm compatibility before you buy.
Frequently Asked Questions
Q: What is the X2X Link protocol used in the X20BT9400?
A: X2X Link is B&R’s proprietary synchronous serial bus protocol used to connect distributed I/O modules to the X20 CPU. It provides deterministic, cycle-synchronous communication with very low latency, making it suitable for motion and high-speed I/O applications.
Q: Can the X20BT9400 be used with non-B&R controllers?
A: No. The X20BT9400 is designed exclusively for use within B&R X20 system architectures and requires a B&R CPU with X2X Link master capability. It is not compatible with third-party PLC platforms.
Q: Is the X20BT9400 still in production or is it a legacy part?
A: Please contact us directly for the current production status. Konmask.com maintains stock of both current and legacy B&R components to support long-term machine maintenance requirements.
Q: What is the minimum order quantity (MOQ)?
A: We supply from single units upward. There is no minimum order quantity for standard inquiries. Volume pricing is available for orders of 5 units or more.
Q: Do you provide a warranty on the X20BT9400?
A: Yes. All units supplied by Konmask.com carry a warranty against manufacturing defects. Warranty terms are confirmed at the time of quotation. Please contact us for details.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: [email protected] | +0086 19859288691
