IS220PTCCH2A  | Mark VIe PTCC Thermocouple Input Pack

Core Technical Specifications

Key Features

1. High‑Precision Signal Acquisition: Low‑noise instrumentation amplifiers with 16‑bit ADCs ensure ±0.1% full‑scale accuracy for temperature measurements up to 1700℃ (S‑type thermocouple), critical for turbine exhaust gas and combustion chamber monitoring.
2. Cold Junction Compensation (CJC): On‑board CJC eliminates external reference sensors, reducing wiring complexity by 40% and improving long‑term stability vs. legacy modules without integrated CJC.
3. Dual Ethernet Redundancy: Two independent Ethernet ports prevent data loss during network outages, meeting TMR system requirements for power generation (SIL 2 compliance for temperature safety loops).
4. Mark VIe Ecosystem Integration: Seamlessly pairs with Mark VIe controllers (e.g., IC698) and terminal boards (TBCH‑PTCCH) for plug‑and‑play deployment; compatible with GE CIMPLICITY HMI and Historian for real‑time trend analysis.
5. Comprehensive Diagnostics: Self‑tests for RAM, flash, and Ethernet ports at power‑up; fault alarms via HMI/email for open thermocouple, short‑circuit, or CJC failure, reducing unplanned downtime by 50% vs. non‑diagnostic I/O packs.

Typical Application Scenarios

• Gas Turbine Monitoring: Measures combustion chamber, turbine inlet/outlet, and exhaust temperatures (12 channels per pack); TMR configuration prevents false trips from single‑channel failure, ensuring 99.99% turbine availability. A combined‑cycle plant using 3 packs in TMR reduced temperature‑related shutdowns by 80% vs. legacy systems.
• Steam Turbine Heat Recovery: Monitors HRSG superheater/reheater tube temperatures; CJC maintains ±1℃ accuracy across 0–600℃ range, enabling optimal steam pressure control and 5% efficiency gain.
• Refinery Furnace Safety: Monitors 12 burner flame temperatures; open‑circuit detection triggers immediate fuel shutoff, complying with API 556 safety standards for fired heaters.
• Chemical Reactor Temperature Control: Acquires jacket/process temperatures for exothermic reactions; dual Ethernet connects to DCS for cascade control, preventing thermal runaway and reducing product scrap by 30%.

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Service & Support

• Warranty: 12‑month standard warranty; free replacement for non‑human faults (e.g., Ethernet port failure, CJC sensor drift) with 48‑hour expedited shipping for power generation customers.
• Technical Support: Pre‑sales TMR system design and CJC calibration guidance; free Mark VIe I/O configuration software (ToolboxST) and wiring diagrams; on‑site training for turbine control integration with bulk orders.
• Spare Parts & Upgrades: Compatible with Mark VIe I/O expansion terminal boards (TBCH‑PTCCH‑12) and Ethernet redundancy modules for future scalability.

Related Products

• GE Mark VIe IS220PAICH2A: Analog input pack for 4–20mA signals (complementary to PTCC for mixed I/O systems).
• GE TBCH‑PTCCH: 12‑channel terminal board for IS220PTCCH2A with surge protection (6kV ESD rating).
• GE CIMPLICITY HMI: SCADA software for real‑time temperature monitoring and alarm management.
• GE ToolboxST: Configuration tool for I/O mapping, CJC calibration, and event log analysis.

• WhatsApp: https://wa.me/+86 19389860630
• Email: hnjlyori@163.com
  Our GE Mark VIe‑certified engineers can provide one‑on‑one support for I/O network design, thermocouple type selection, and system integration with gas/steam turbine controls.