{"product_id":"speedtronic-mark-vie-thermocouple-input-i-o-pack-module-is220ptcch1a-ge","title":"Speedtronic Mark VIe Thermocouple Input I\/O Pack Module IS220PTCCH1A GE","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe GE IS220PTCCH1A operates as a high-density, intelligent Thermocouple Input (PTCC) I\/O Pack within the General Electric Speedtronic Mark VIe turbine control platform architecture. This rugged edge-processing device digitizes millivolt signals directly from high-temperature field sensors, providing accurate thermal profiles for critical gas and steam turbine monitoring. It handles cold junction compensation, verifies sensor health, and broadcasts real-time temperature strings directly across the distributed dual-redundant 100 Mbps IONet network fabric. Installing this Brand New, original GE hardware assembly eliminates signal drifting, tracks exhaust gas temperature (EGT) spreads with high precision, and prevents false thermal trip faults on the generation deck.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe table below displays the electrical parameters, supported sensor geometries, and environmental limits of the IS220PTCCH1A I\/O pack:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Specification \/ Hardware Metric\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\u003eGeneral Electric (GE)\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\u003eIS220PTCCH1A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Platform\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSpeedtronic Mark VIe \/ ControlST\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Classification\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eThermocouple Input I\/O Pack (PTCC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChannel Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12 independent thermocouple input channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported Thermocouple Types\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eE, J, K, S, T, and mV flat inputs (-10 mV to +45 mV)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eA\/D Conversion\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24-bit delta-sigma analog-to-digital converter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCold Junction Compensation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual onboard CJC sensors located on the matching terminal board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNetwork Interface\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual RJ45 Ethernet ports connecting to IONet redundancy loops\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-30°C to +65°C (-22°F to +149°F)\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 IS220PTCCH1A introduces precise hardware filtering and modular processing architecture to resolve common noise and installation challenges in high-vibration power plants:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElimination of Common Mode Noise:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated high-order hardware filters attenuate 50 Hz and 60 Hz line noise, preventing alternating current (AC) magnetic fields from corrupting low-voltage thermocouple millivolt readings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLocalized Cold Junction Tracking:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe I\/O pack queries dual physical thermistors located on the terminal board surface, calculating precise compensation metrics locally to negate ambient temperature changes inside the cabinet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eContinuous Open-Circuit Detection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDiagnostic current pulses monitor the structural health of each sensor loop line. The module detects a broken wire immediately and flags an open-circuit warning before signal loss destabilizes the control loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect Terminal Board Docking:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe pack mounts directly onto a matching terminal board (such as the TTCC) via an integrated high-density connector, eliminating inter-board ribbon cables and saving valuable space in shallow marshalling enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich specific terminal boards pair directly with the IS220PTCCH1A module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe IS220PTCCH1A plugs directly onto the TTCCH1A or TTCCH2A Thermocouple Terminal Boards. The board provides the physical barrier screw terminals for the field wiring and houses the precise cold junction compensation reference sensors that the pack reads to compute exact absolute temperatures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support online hot-swapping if a single channel fails?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. In dual or triple modular redundant (TMR) architectures utilizing multi-pack setups, field technicians can hot-swap a faulty IS220PTCCH1A pack while the machine operates online. The remaining active I\/O packs maintain full tracking visibility over the sensor network, protecting the process from interruption during the exchange. Always wear a grounded static-control wrist strap during the procedure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the system distinguish between different thermocouple sensor configurations like Type K vs. Type J?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe hardware handles multiple sensor profiles natively without requiring physical jumpers or calibration pots. Field engineers assign the specific thermocouple type, engineering units, and alarm limits for each individual channel digitally through the central ControlST software suite application interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53487224783032,"sku":"IS220PTCCH1A","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/IS220PTCCH1A_2_1.jpg?v=1779266288","url":"https:\/\/www.globalpetroparts.com\/products\/speedtronic-mark-vie-thermocouple-input-i-o-pack-module-is220ptcch1a-ge","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}