{"product_id":"is220pioah1a-ge-mark-vie-arcnet-interface-i-o-module","title":"IS220PIOAH1A GE Mark VIe ARCNET Interface I\/O Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe IS220PIOAH1A is an interface I\/O pack used in GE Mark VIe architectures to bridge excitation-related and interface signals between a dedicated terminal board and the control network. It is commonly applied where ARCNET-based interface handling is required, and it is also encountered in systems that share design practices with legacy Mark VI installations.\u003c\/p\u003e\n\u003cp\u003eMounted directly to a compatible terminal board (typically the JPDV) through a high-density 37-pin connection, the module forms a compact I\/O interface assembly. Dual Ethernet ports support standard or redundant network wiring practices, while onboard diagnostics assist with commissioning and maintenance. Internal processing resources perform startup validation and hardware identification checks to confirm correct pack-to-board pairing.\u003c\/p\u003e\n\u003ch3\u003eKey Technical Characteristics\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eTypical Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct family\u003c\/td\u003e\n\u003ctd\u003eMark VIe (used in related Mark VI interface applications)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule type\u003c\/td\u003e\n\u003ctd\u003eARCNET interface I\/O pack \/ interface I\/O module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal board interface\u003c\/td\u003e\n\u003ctd\u003eDirect mount to JPDV via 37-pin connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork ports\u003c\/td\u003e\n\u003ctd\u003e2 x RJ45 Ethernet ports (supports simplex or redundant wiring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal electronics\u003c\/td\u003e\n\u003ctd\u003eEmbedded processor with flash memory and RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\/logic devices\u003c\/td\u003e\n\u003ctd\u003eARCNET controller IC and programmable logic (CPLD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStartup functions\u003c\/td\u003e\n\u003ctd\u003eSelf-test and terminal board ID verification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower system\u003c\/td\u003e\n\u003ctd\u003e28 VDC-class I\/O pack supply with soft-start behavior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndication\u003c\/td\u003e\n\u003ctd\u003eFront-panel status LEDs for health and communication state\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIR interface\u003c\/td\u003e\n\u003ctd\u003eHardware may be present; typically not used in normal service\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eHardware and handling notes\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for direct board mounting to reduce cabling and improve mechanical stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntended for cabinet environments typical of turbine and excitation control panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports maintenance workflows through clear status indication and deterministic startup checks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Applications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eExcitation control interface functions where ARCNET-based data handling is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMark VIe control cabinets using JPDV-mounted interface I\/O packs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReplacement spares for installed turbine control and generator excitation systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRedundant network topologies where dual Ethernet ports are used for improved availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower generation facilities requiring stable interface communications and predictable startup verification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":45519073902765,"sku":"IS220PIOAH1A","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/general-electric-is220pioah1a-interface-i-o-module-umkyv3aorsm.jpg?v=1769675072","url":"https:\/\/www.maxwellplc.com\/products\/is220pioah1a-ge-mark-vie-arcnet-interface-i-o-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}