{"product_id":"bod2-rly","title":"BOD2-RLY Train Block Occupancy Detector","description":"\u003cp data-start=\"0\" data-end=\"334\"\u003eThe \u003cstrong\u003eBLOCKsignalling BOD2-RLY\u003c\/strong\u003e is a compact infra-red train detector with a built-in relay, designed to detect trains passing over a sensor and trigger external devices automatically. It provides a simple and reliable way to monitor train movements anywhere on a layout, including tunnels and low light environments.\u003c\/p\u003e\n\u003cp data-start=\"336\" data-end=\"686\"\u003eUsing its integrated infra-red sensor, the module can detect trains even in complete darkness, making it ideal for hidden sections of track where traditional light-based detectors would not function. When a train is detected, the onboard relay is activated, allowing connected equipment such as signals, LEDs, or control systems to respond instantly.\u003c\/p\u003e\n\u003cp data-start=\"688\" data-end=\"1099\"\u003eAt its core, the BOD2-RLY offers flexible operation. By default, the relay activates when a train is present and resets once the train has cleared the sensor. Adjustable delay settings allow the indication to remain active for a chosen period, making it suitable for applications such as signal control or track occupancy detection. The module can also ignore gaps between carriages for more accurate detection.\u003c\/p\u003e\n\u003cp data-start=\"1101\" data-end=\"1391\"\u003eA range of built-in programs enables different behaviors, including pulse outputs for computer systems, timed relay activation, flashing outputs, and toggle functions. Advanced options such as random delays and proportional triggering allow for more realistic and varied railway operation.\u003c\/p\u003e\n\u003chr data-end=\"921\" data-start=\"918\"\u003e\n\u003ch3 data-end=\"938\" data-start=\"923\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eDetects trains using an in-built infra-red sensor, suitable for tunnels and dark environments.\u003cbr data-start=\"1502\" data-end=\"1505\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eBuilt-in relay with normally-open, normally-closed, and common contacts for flexible connections.\u003cbr data-start=\"1602\" data-end=\"1605\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eSimple integration with LEDs, signals, relays, and computer control systems.\u003cbr data-start=\"1681\" data-end=\"1684\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eAdjustable delay settings for realistic signal operation and train detection.\u003cbr data-start=\"1761\" data-end=\"1764\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eMultiple built-in programs including pulse, toggle, and signal control modes.\u003cbr data-start=\"1841\" data-end=\"1844\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eRandomisation options for more realistic and varied operation.\u003cbr data-start=\"1906\" data-end=\"1909\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eLow current +5V DC output available for powering LEDs or small accessories.\u003cbr data-start=\"1984\" data-end=\"1987\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eNo programming required for basic operation, with advanced settings available if needed.\u003cbr data-start=\"2075\" data-end=\"2078\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"940\"\u003eCompact design for easy installation under the baseboard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1436\" data-start=\"1433\"\u003e\n\u003ch3 data-end=\"1464\" data-start=\"1438\"\u003eElectrical Requirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003e12V DC power supply required.\u003cbr data-start=\"2194\" data-end=\"2197\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003eRecommended supply rating: 0.5A to 1A.\u003cbr data-start=\"2235\" data-end=\"2238\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003eTypical current consumption: approximately 0.25A.\u003cbr data-start=\"2287\" data-end=\"2290\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003eConnect positive to Vin and negative to GND terminals.\u003cbr data-start=\"2344\" data-end=\"2347\"\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1497\" data-start=\"1466\"\u003eDo not power from auxiliary outputs on train controllers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1502\" data-start=\"1499\"\u003e\n\u003ch3 data-end=\"1530\" data-start=\"1504\"\u003eWiring Diagram\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0994\/4009\/9673\/files\/bod.jpg?v=1777380905\" alt=\"\"\u003e\u003c\/p\u003e\n\u003chr data-end=\"1502\" data-start=\"1499\"\u003e\n\u003ch3 data-end=\"1530\" data-start=\"1504\"\u003eDocumentation \u0026amp; Support\u003c\/h3\u003e\n\u003cp data-end=\"1677\" data-start=\"1532\"\u003eFor detailed information on installation, wiring connections, and troubleshooting, please download the latest instruction manual:\u003c\/p\u003e\n\u003cp data-end=\"1677\" data-start=\"1532\"\u003e\u003ca rel=\"noopener\" title=\"BOD2RLY\" href=\"https:\/\/drive.google.com\/file\/d\/1HRFee3NuHLzI9uQcNgTIGY6Jb-lT8osX\/view?usp=sharing\" target=\"_blank\"\u003eProduct Instruction Manual\u003c\/a\u003e\u003c\/p\u003e","brand":"BLOCKsignalling","offers":[{"title":"Default Title","offer_id":56935976632665,"sku":null,"price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/4009\/9673\/files\/BOD2RLY_93087078-ac5f-4ab4-aa9e-d0b132c4f4b9.png?v=1777382160","url":"https:\/\/blocksignalling.co.uk\/products\/bod2-rly","provider":"BLOCKsignalling","version":"1.0","type":"link"}