{"product_id":"b-r-x20bm23-x20-series-power-supply-bus-module","title":"Module bus d'alimentation B\u0026R X20BM23 X20","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23 (X20BM23)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a specialized power supply bus module within the high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eB\u0026amp;R X20 System\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture. Engineered for demanding industrial environments such as precision CNC machining, food processing, and large-scale power distribution, this module is specifically designed to accommodate\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20 SafeIO\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epower supply units. Its critical functional design ensures that the internal I\/O power supply is interrupted to the left, allowing for strategic electrical isolation and segmented power management across the backplane. By facilitating precise voltage distribution and protecting downstream safety circuits, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplays a vital role in minimizing unplanned system downtime and ensuring functional safety compliance in complex automated lines.\u003c\/p\u003e\n\u003ch3\u003eHardware Architecture and Power Segmentation\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis more than a simple mounting rail; it is a fundamental component of the X20 system's modularity. Its primary technical distinction lies in the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003einterrupted internal I\/O power supply\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto the left. This allows engineers to create independent potential groups within a single I\/O station.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePotential Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePrevents electrical noise or faults from propagating across the entire backplane.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafeIO Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOptimized for B\u0026amp;R functional safety modules where redundant power paths are mandatory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBus Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMaintains high-speed data communication across the X2X Link while strictly managing the physical power distribution layer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eB\u0026amp;R (Bernecker + Rainer)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Category\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBus Module \/ Base Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePermissible Contact Load\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply Break\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eInterrupted to the left (Internal I\/O)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 to 95% (Non-condensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +70 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to +55 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12.5 mm Width (Standard X20 single-width)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the \"interrupted to the left\" feature affect my cabinet layout?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eeffectively starts a new power circuit for the I\/O modules plugged into it and the modules to its right. It mechanically and electrically breaks the 24 VDC internal bus coming from the left-hand side, allowing you to inject fresh power or a different voltage potential without interfering with previous segments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module be used with standard non-safety X20 modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile specifically designed to support\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSafeIO\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003epower supply modules, it is physically compatible with the X20 system. However, its primary engineering value is realized when used in safety-instrumented functions (SIF) where segregated power zones are required by ISO 13849-1 standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum current capacity for the feed-through contacts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module is rated for a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epermissible contact load of 10 A\u003c\/strong\u003e. Exceeding this limit can lead to thermal degradation of the bus connectors. Always calculate the total current consumption of downstream modules to ensure the 10 A threshold is not breached.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Engineering \u0026amp; Installation Best Practices\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Alignment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhen snapping the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eonto the DIN rail, ensure the side interlocking slide is fully retracted. Forcing the module can damage the gold-plated X2X Link pins, which are sensitive to misalignment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn high-density cabinets, maintain at least 20 mm of clearance above and below the X20 station. Since the module supports up to 10 A, localized resistive heating can occur; ensure ambient air temperature does not exceed 55 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding Continuity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure the DIN rail is made of zinc-plated steel or copper (avoid aluminum) to provide a low-impedance path to ground via the module's rear grounding contact.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Endurance \u0026amp; Reliability\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20BM23\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built for the rigors of heavy industry. Its housing is constructed from high-grade thermoplastics resistant to chemical vapor and vibration. The non-condensing humidity tolerance (up to 95%) makes it suitable for offshore applications and tropical climates, provided the enclosure maintains an appropriate IP rating. Furthermore, the 10 A contact rating provides a significant safety margin for high-density I\/O configurations, ensuring long-term stability in 24\/7 continuous manufacturing cycles.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"B\u0026R","offers":[{"title":"Default Title","offer_id":53086379344235,"sku":"X20BM23","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/x20bm23-wxwwgztau4l.png?v=1776064770","url":"https:\/\/www.plcprotech.com\/fr\/products\/b-r-x20bm23-x20-series-power-supply-bus-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}