Bachmann RS204 — High-Speed Multi-Interface Communication Module

The Bachmann RS204 Interface Module delivers fast and flexible serial communication across industrial networks. Designed for reliable data transfer, it integrates RS232, RS422, and RS485 interfaces into a single, compact module — offering seamless connectivity and superior performance.

Key Product Highlights

• Combines four independent interfaces on one module for multi-protocol communication.
• Supports flexible configuration — any number of interfaces can be assigned per controller.
• Mix-and-match communication modes: RS232 / RS422 / RS485.
• High-speed transmission up to 1.5 Mbaud with auto flow control for efficient data exchange.
• Galvanic isolation ensures system safety and minimizes interference.
• Integrated, switchable terminating resistors simplify wiring and reduce reflection noise.

Extended Technical Specifications

• Brand: Bachmann
• Model:RS204
• Interface Type: RS232 / RS422 / RS485 selectable
• Communication Speed: up to 1.5 Mbaud
• Data Transmission Mode: Full-duplex and half-duplex supported
• Signal Levels: TTL or RS voltage levels configurable
• Response Time:2 ms typical for high-frequency control systems
• Isolation Voltage:1500 Vrms between channels
• Power Supply:24 V DC nominal (range 18–30 V DC)
• Current Consumption: 80 mA typical
• Protection: Overvoltage and overcurrent built-in
• Operating Temperature: -20 °C to 70 °C
• Storage Temperature: -40 °C to 85 °C
• Humidity: 5 – 95% RH, non-condensing
• Dimensions: 5.5 cm × 5.5 cm × 12 cm
• Weight: 0.24 kg
• Mounting Options: DIN rail or wall mount
• Material: Industrial-grade aluminum housing for heat dissipation
• Country of Origin: Austria

Performance Advantages

• Engineered for continuous industrial operation with EMI resistance and low signal distortion.
• Hot-swappable design enables maintenance without system downtime.
• Ideal for PLCs, HMIs, and communication gateways in automation environments.
• Stable synchronization between multiple field devices and controllers.

Installation & Operation Guide

• Mount on a standard DIN rail or directly onto a wall panel using supplied brackets.
• Connect serial cables according to the desired communication mode (RS232/RS422/RS485).
• Set interface type and termination via onboard DIP switches.
• Ensure adequate airflow to maintain module temperature below 70 °C.

Packaging Contents & Shipping

• 1 × Bachmann RS204 Interface Module
• 1 × Mounting Kit with brackets
• 1 × User Installation Guide
• 1 × Terminal Connector Set
• Shipped worldwide via Fedex, UPS, or DHL with tracking support.

Warranty & After-Sales Support

• Comes with a 12-month warranty from delivery date.
• Technical assistance available for configuration and troubleshooting.
• Extended support and firmware updates through Bachmann service network.

Contact & Inquiries

• Email: sales@ubestplc.com
• WhatsApp: +86 18030005825
• Provide your model RS204 and system configuration details for faster response.

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Original Source: https://www.ubestplc.com/