{"product_id":"canbus-modbus-parallel-control-unit-woodward-8440-1831","title":"CANbus Modbus Parallel Control Unit | Woodward 8440-1831","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWoodward 8440-1831\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary operator interface and control node for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eeasYgen-3200-5\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eseries. This versatile unit manages complex power generation tasks, ranging from simple stand-by operations to sophisticated multi-unit load sharing in parallel with the utility grid. It integrates a high-resolution monochrome LCD with soft-key navigation, allowing operators to visualize electrical values and engine parameters in real-time. We supply this controller in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econdition, ensuring your power system benefits from Woodward’s latest firmware and hardware standards for maximum grid stability.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 8440-1831 provides precise measurement and protection for global genset applications.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\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\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWoodward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8440-1831\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eeasYgen-3200-5\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Power\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12\/24 VDC (Continuous range: 8–40 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCT Secondary\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePT Secondary\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100–400 V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.5 x 3.5 inch Monochrome LCD\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 FlexIn Channels (Resistive, 0\/4–20 mA, VDO)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDiscrete I\/O\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 Inputs \/ 11 Isolated Relay Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCANbus (Load Sharing\/J1939), Modbus RTU (RS-485)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMeasuring Freq.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40–85 Hz (50\/60 Hz nominal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e–20°C to +70°C\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\u003e280 mm \u003cspan class=\"math-inline\"\u003e$\\times$\u003c\/span\u003e 130 mm \u003cspan class=\"math-inline\"\u003e$\\times$\u003c\/span\u003e 60 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe 8440-1831 solves critical challenges in power plant synchronization and remote monitoring:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexIn Adaptive Sensing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTraditional controllers require external signal conditioners for different sensor types. The 8440-1831 incorporates FlexIn technology, which allows the three analog inputs to accept resistive, current (4-20mA), or VDO signals directly. This reduces hardware costs and simplifies the wiring harness inside the control cabinet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless Grid Parallel Operation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit manages complex load-sharing logic via CANbus communication. It synchronizes multiple generators and balances the kilowatt (kW) and kilovar (kVAR) distribution automatically, preventing engine \"hunting\" and ensuring stable power delivery to critical loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Protection Suite:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBeyond simple monitoring, the 8440-1831 executes a full array of protective functions. It detects reverse power, over\/under voltage, and frequency deviations instantly, triggering isolated relay outputs to decouple the generator before electrical damage occurs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Data Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated Modbus RTU and CANbus ports bridge the gap between field-level hardware and high-level SCADA systems. This enables remote diagnostics and automated reporting, allowing facilities managers to monitor genset health from a centralized control room.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the Woodward 8440-1831 supplied in original factory packaging?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Every 8440-1831 unit we ship is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, contained within Woodward's factory-sealed packing. This guarantees the unit has never been installed and includes the latest hardware revision for the easYgen-3200-5 series.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the 0.5A and 5A CT versions?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 8440-1831 is specifically rated for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5A CT secondary inputs\u003c\/strong\u003e. You must match this to your current transformers. Using a 5A CT with this specific model will result in inaccurate readings or potential damage to the input sensing circuit. Always verify your CT ratio before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this unit communicate with Electronic Control Units (ECU) via J1939?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAbsolutely. The integrated CANbus port supports the J1939 protocol, allowing the 8440-1831 to read engine data (such as oil pressure, coolant temperature, and RPM) directly from the engine's ECU. This eliminates the need for redundant sensors for display purposes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the monochrome display support sunlight visibility?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe high-contrast monochrome LCD provides excellent visibility in various lighting conditions. While it is designed for indoor cabinet mounting, the screen remains legible even in high-ambient light environments, and the soft keys provide tactile feedback for operators wearing industrial gloves.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":42870867886170,"sku":"8440-1831","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/215.jpg?v=1772076686","url":"https:\/\/www.spareoil.com\/products\/canbus-modbus-parallel-control-unit-woodward-8440-1831","provider":"SpareOil Automation","version":"1.0","type":"link"}