{"product_id":"ge-820-0449-00-energy-control-system-digital-i-o-pcb-module","title":"GE 820-0449\/00 Energy Control System Digital I\/O PCB Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE 820-0449\/00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital I\/O Control PCB is a functional module within GE Energy Control Systems, engineered to manage discrete signal exchange between field devices and centralized control logic. This board processes digital status inputs and executes output switching commands required for protection, monitoring, and operational control in power and energy infrastructure.\u003c\/p\u003e\n\u003cp\u003eDesigned for long-term deployment in mission-critical systems, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e820-0449\/00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eintegrates signal conditioning, electrical isolation, and onboard diagnostics to ensure stable and predictable performance in demanding industrial environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE 820-0449\/00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as a bidirectional digital interface, accepting ON\/OFF signals from external sources such as limit switches, interlocks, and protective relays, while simultaneously driving outputs to breakers, annunciators, solenoids, and control relays.\u003c\/p\u003e\n\u003cp\u003eIts internal logic continuously monitors channel status and system health, enabling rapid fault identification and reducing troubleshooting time during maintenance activities.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Category: Digital Input \/ Output Control PCB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturer: General Electric\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e820-0449\/00\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSignal Type: Discrete Digital I\/O\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eI\/O Capacity: Typically 16 to 32 channels depending on system configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Signal Voltage: Nominal 24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput Switching Voltage: 24–48 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum Output Load: Up to 0.5 A per channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcessing Architecture: Embedded microprocessor with real-time diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical Isolation: Channel-to-channel and logic-to-field isolation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting Format: Rack-mounted Energy Control System chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Environment: Industrial temperature and vibration ratings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions: 380 × 200 × 100 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 1 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE 820-0449\/00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis designed exclusively for use within GE Energy Control System platforms. It interfaces seamlessly with companion CPU, relay, and communication boards installed in the same rack, ensuring consistent signal timing and system-level coordination.\u003c\/p\u003e\n\u003cp\u003eThis module is not intended for standalone operation and requires proper backplane connectivity and system configuration.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePower generation facilities utilizing turbine or generator control systems\u003cbr\u003eElectrical substations for protection and status monitoring\u003cbr\u003eEnergy management systems requiring deterministic digital signaling\u003cbr\u003eIndustrial plants with GE-based control architectures\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the GE 820-0449\/00 be used outside a GE control rack?\u003c\/strong\u003e\u003cbr\u003eA: No. This PCB is designed to operate only within GE Energy Control System chassis and relies on system backplane power and communication.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What type of signals does this board handle?\u003c\/strong\u003e\u003cbr\u003eA: The board supports discrete digital inputs and outputs, typically operating at 24 V DC logic levels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is channel isolation provided?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Electrical isolation is implemented to protect control electronics from field-side noise and transient faults.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":42782501601370,"sku":"820-0449\/00","price":175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/820-0418032.jpg?v=1768546669","url":"https:\/\/www.plcmasters.com\/tr\/products\/ge-820-0449-00-energy-control-system-digital-i-o-pcb-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}