{"product_id":"ge-is220psvoh1a-servo-control-i-o-pack-mark-vie-turbine-interface","title":"GE IS220PSVOH1A Servo Control I\/O Pack | Mark VIe Turbine Interface","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS220PSVOH1A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance servo control I\/O module designed for GE Mark VIe and Mark VIeS turbine control systems. It serves as the interface between one or two IONet (Ethernet) networks and TSVO servo terminal boards, enabling precise regulation of steam or gas turbine valves. The module ensures reliable, closed-loop position control, supporting safe and efficient turbine operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Integration\u003c\/strong\u003e\u003cbr\u003eCompatible with both standard and safety-rated Mark VIe systems, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIS220PSVOH1A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eintegrates seamlessly with WSVO servo driver modules to manage up to two independent valve position loops. Its dual-board architecture combines a universal processor board with a dedicated servo acquisition board for enhanced performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Precision Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDelivers stable current output between 10–120 mA DC for precise valve positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports LVDT and LVIT feedback for accurate stroke monitoring and control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintains tight closed-loop stability under varying operational loads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRedundant Network Connectivity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDual Ethernet ports (ENet1 and ENet2) allow simultaneous connection to primary and backup networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsures continuous turbine control even in the event of a single network failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostics \u0026amp; Testing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFront-panel LEDs indicate Power, Fault (Attention), Ethernet status, and Enable signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports actuator stroking, step current, and position ramping for performance verification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTrend monitoring captures anomalies in actuator response for predictive maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAuto-Reconfiguration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic firmware and configuration loading when replacing the module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManual reconfiguration available through ToolboxST if terminal boards are replaced\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial Reliability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperates in temperatures from -30°C to +65°C (-22°F to 149°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSurface-mount technology ensures vibration and thermal resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated local power supply, flash memory, and RAM support high-performance operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbine control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClosed-loop valve actuation for precise fuel and steam regulation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-reliability industrial power generation environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eIS220PSVOH1A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMark VIe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcessor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntel Celeron 650 MHz (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28 VDC Nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eServo Loops\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Position Control Loops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFeedback Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 LVDT inputs, 2 Pulse Rate (flow meter) inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLVDT Excitation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgramming\/Setup\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGE ToolboxST Control System Application\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual RJ45 Ethernet Ports (ENet1\/ENet2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower, Fault, Ethernet, Enable LEDs; Trend Monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary function of the IS220PSVOH1A?\u003c\/strong\u003e\u003cbr\u003eA: It serves as a servo control I\/O pack for Mark VIe systems, connecting TSVO boards to Ethernet networks and enabling precise turbine valve regulation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many servo loops can it control?\u003c\/strong\u003e\u003cbr\u003eA: Up to two independent valve position loops via the WSVO driver module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it auto-configure when replaced?\u003c\/strong\u003e\u003cbr\u003eA: Yes, auto-reconfiguration is supported, but manual setup is required if terminal boards are changed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What environments is it suitable for?\u003c\/strong\u003e\u003cbr\u003eA: Industrial turbine control applications operating in temperatures from -30°C to +65°C with high vibration and thermal loads.\u003c\/p\u003e\n\u003cp style=\"box-sizing: inherit; color: rgba(18, 18, 18, 0.75); font-family: Assistant, sans-serif; font-size: 19.2px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: 0.72px; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: rgb(255, 255, 255); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":44127118557283,"sku":"IS220PSVOH1A","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/GEIS220PSVOH1A.jpg?v=1776665686","url":"https:\/\/precisemodule.com\/products\/ge-is220psvoh1a-servo-control-i-o-pack-mark-vie-turbine-interface","provider":"Precise Module Ltd.","version":"1.0","type":"link"}