{"product_id":"general-electric-is220ydoas1a-mark-vies-safety-discrete-output-i-o-pack","title":"General Electric IS220YDOAS1A Mark VIeS Safety Discrete Output I\/O Pack","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eIS220YDOAS1A\u003c\/strong\u003e is a safety-certified discrete output module developed by General Electric for the \u003cstrong\u003eMark VIeS\u003c\/strong\u003e functional safety control system series. Functioning as a high-integrity \u003cstrong\u003eSafety Discrete Output I\/O Pack\u003c\/strong\u003e, the device establishes an intelligent electrical interface between redundant Ethernet control networks and discrete output terminal boards. It receives digital commands from the safety controller over dual communication channels and transforms them into physical control states to drive external field components such as solenoids, contactors, and interlock relays. Engineered for critical infrastructure and turbine protection loops, the module supports single, dual, or Triple Modular Redundant (TMR) structural layouts to ensure maximum fault tolerance and system availability in high-risk operational environments.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEquipped with a high-performance processor board and a dedicated data acquisition board assembly \u003c\/li\u003e\n\u003cli\u003eSupports multi-channel discrete output control with internal hardware voting for TMR safety architectures \u003c\/li\u003e\n\u003cli\u003eCollects real-time diagnostic feedback from field terminal boards including fuse condition and relay coil monitoring \u003c\/li\u003e\n\u003cli\u003eFeatures dual redundant 10\/100 Mbps RJ45 Ethernet ports for reliable network infrastructure cross-strapping \u003c\/li\u003e\n\u003cli\u003eBuilt-in power circuit soft-start control to safely limit inrush current during live hot-swap insertions \u003c\/li\u003e\n\u003cli\u003eIntegrates explicit on-board visual LED indicators for real-time status tracking and hardware diagnostics \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmergency Trip Systems (ETS) and overspeed protection loops for utility gas and steam turbines\u003c\/li\u003e\n\u003cli\u003eEmergency Shutdown (ESD) management systems within hazardous or high-pressure chemical processes\u003c\/li\u003e\n\u003cli\u003eFire and Gas (F\u0026amp;G) logic system execution and safety interlock orchestration\u003c\/li\u003e\n\u003cli\u003eHeavy industrial process automation requiring safety-instrumented systems (SIS) certified infrastructure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter Classification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Detail\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric (GE) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIS220YDOAS1A \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMark VIeS Control System \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafety Discrete Output I\/O Pack \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e27.4 V dc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.0 V dc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Supply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28.6 V dc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Current Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.71 A dc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNetwork Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual 10\/100 Base-T Ethernet ports (ENET1 \/ ENET2) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOn-Board Diagnostics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18 Status LED Indicators \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30 degC to +65 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.68 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.0 cm x 16.0 cm x 12.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector \/ Interface\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC-37 Pin Plug\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-density connector delivering electrical output control signals and diagnostics to the terminal board \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eENET1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrimary RJ45 network port linking the module to the safety network infrastructure \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eENET2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSecondary RJ45 network port providing parallel data path redundancy to the backup controller \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Socket\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSide-mounted input port accepting local power supply connections with built-in surge limiting \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGround Bolt\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDedicated physical chassis point for system noise containment and shielding drain termination \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003ch3\u003eHardware Integration \u0026amp; Alignment\u003c\/h3\u003e\n\u003cp\u003eSecure the corresponding discrete output terminal board firmly to the cabinet subpanel or DIN rail mounting grid. Align the rear DC-37 pin connector of the module with the receptor plug on the terminal board base. Press the module down vertically until the contact seating is secure, and tighten the mechanical retaining fasteners onto the mounting plate to prevent high-frequency mechanical loosening.\u003c\/p\u003e\n\u003ch3\u003eEthernet Network Routing\u003c\/h3\u003e\n\u003cp\u003eConnect individual twisted-pair industrial Ethernet lines to the ENET1 and ENET2 RJ45 communication ports. To establish a fault-resilient dual-bus topology, route the cables through separate wireways within the panel enclosure to reduce cross-coupling and eliminate localized points of failure across independent network layers.\u003c\/p\u003e\n\u003ch3\u003eHot-Swap Component Exchange\u003c\/h3\u003e\n\u003cp\u003eThe module includes built-in inrush-limiting components on its internal power rails, allowing maintenance technicians to disconnect or insert the module while the system terminal boards are energized. When replacing a device under live conditions, disconnect the redundant network communication links and the side-mounted power supply input block prior to mechanical disengagement from the board.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":52695420830059,"sku":"IS220YDOAS1A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/general-electric-is220ydoas1a-discrete-output-pack-yqbqbbnljok_9da9152d-50c8-4d6f-8b8c-9237481f64ea.jpg?v=1766135407","url":"https:\/\/www.plcprotech.com\/ms\/products\/general-electric-is220ydoas1a-mark-vies-safety-discrete-output-i-o-pack","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}