{"product_id":"bachmann-rs204-interface-module","title":"Bachmann RS204 Interface Module","description":"\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS204\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Order Number: 00012220-00) is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecommunication expansion module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBachmann M1 automation system\u003c\/strong\u003e. It provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efour independent high-performance serial interfaces\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein a single-slot housing, allowing the central processor to communicate simultaneously with multiple peripheral devices. Each channel supports standard industrial protocols and high-speed data exchange, enabling seamless integration of decentralized system components.\u003c\/p\u003e\n\u003cp\u003eThe RS204 ensures\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erobust data integrity\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethrough galvanic isolation, protecting the M1 system bus from electrical noise and potential differences. Ideal for legacy hardware and modern serial instruments, it delivers\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edeterministic performance\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein demanding industrial environments. Austrian-built hardware provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-vibration resilience\u003c\/strong\u003e, making it suitable for energy, maritime, and other mission-critical sectors.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Independent Serial Ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS232, RS422, RS485 (Hardware\/Software selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBaud Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 115.2 kbit\/s per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 V RMS galvanic isolation (ports vs system bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Buffer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated hardware FIFO for high-speed data reliability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront-mounted D-Sub or terminal-style connectors (variant dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLED indicators per port for Transmit (TX) and Receive (RX) activity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5 × 5.5 × 12.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.24 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower plant control systems\u003c\/strong\u003e: Modbus RTU communication with meters and protection relays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaritime bridge systems\u003c\/strong\u003e: Aggregation of multiple NMEA 0183 sensors (GPS, wind, heading) into a single M1 controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical FAQ\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I configure each of the four ports with a different protocol?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Each channel is independently configurable via Bachmann SolutionCenter. For example, one port can run as RS232 for a local terminal while another operates as RS485 multi-drop for field sensors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module require special drivers for Modbus communication?\u003c\/strong\u003e\u003cbr\u003eA: No special drivers are needed. The RS204 provides the physical layer, while Bachmann M-OS communication libraries supply ready-to-use function blocks for Modbus RTU Master\/Slave operations.\u003c\/p\u003e","brand":"Bachmann","offers":[{"title":"Default Title","offer_id":52509143564472,"sku":"RS204","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/RS204.jpg?v=1769583567","url":"https:\/\/www.globalpetroparts.com\/products\/bachmann-rs204-interface-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}