GE,IS420PPNGH1A
GE,IS420PPNGH1A
GE,IS420PPNGH1A
GE,IS420PPNGH1A
GE,IS420PPNGH1A
GE,IS420PPNGH1A
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IS420PPNGH1A

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The General Electric IS420PPNGH1A is a PROFINET Gateway Module for the Mark VIe control system, enabling seamless integration between GE’s turbine control ecosystem and third-party PROFINET networks.
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Technical specifications for IS420PPNGH1A

  • Manufacturer:
    General Electric
  • Part Number:
    IS420PPNGH1A
  • Product Family:
    GE Mark VIe Distributed I/O
  • Product Type:
    PROFINET Gateway Module
  • Stock:
    1
  • Processor:
    1066 MHz Intel EP80579
  • Operating System:
    QNX Neutrino RTOS
  • Communication Protocol:
    PROFINET IO
  • Data Rate:
    10/100 Mbps (RJ45)
  • Network Throughput:
    Max 6 KB/ms
  • IONet Ports:
    2x RJ45 (ENET1, ENET2)
  • PROFINET Ports:
    1x RJ45
  • Max I/O Devices:
    64 Devices per Gateway
  • Cycle Time:
    Configurable 1 ms to 512 ms
  • Operating Temperature:
    -30°C to +65°C (-22°F to 149°F)
  • Storage Temperature:
    -40°C to +85°C
  • Humidity:
    5% to 95% Non-condensing
  • Power Supply:
    24/28 V DC
  • Weight:
    0.6 kg
  • Estimated shipping dimensions:
    28.5x22.6x9.5cm
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Applications Monitoring & Control Operating Environment

Features:

  • Deterministic Real-Time Data Exchange
  • Deep Diagnostic Visibility
  • Ruggedized for Hazardous Environments
The General Electric IS420PPNGH1A guarantees high-speed, deterministic communication between the Mark VIe controller and PROFINET devices. With data transfer rates up to 6 KB per millisecond, it ensures that critical turbine protection logic and actuator commands are executed without network jitter, directly improving plant reliability.

Unlike standard commercial switches, the General Electric IS420PPNGH1A provides granular diagnostic data accessible via the ControlST interface. It automatically decodes PROFINET Manufacturer Specific Alarms (MSA) and device-level packet loss statistics, allowing maintenance teams to pinpoint faulty sensors or network wiring faults within seconds, reducing mean time to repair (MTTR).

Built without a cooling fan or internal battery, the General Electric IS420PPNGH1A removes common failure points found in industrial servers. Its ATEX Zone 2 and Class I Division 2 certification allows for direct installation in turbine enclosures where explosive dust or gas may be present, eliminating the need for expensive external purged cabinets.

The IS420PPNGH1A General Electric PROFINET Gateway Module Cable may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
General Electric IS420PPNGH1A PROFINET Gateway Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
General Electric IS420PPNGH1A PROFINET Gateway Module

General

  • Manufacturer General Electric
  • Model IS420PPNGH1A
  • Condition New Original ready stock
  • Product Family IS420ESWAH1A,IS420UCSBH3A,IS420ESWBH3A
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Power Generation (Heavy Duty Gas Turbines): Used as the primary communication gateway for GE 7FA and 9FA turbines connecting to plant-wide DCS (Distributed Control Systems).
  • Steam Turbine Retrofit: Converts older Mark V turbine controls to modern PROFINET networking, allowing legacy triple-redundant I/O to interface with new balance-of-plant PLCs.
  • Compressor Stations (Midstream Oil & Gas): Facilitates high-speed anti-surge control feedback loops by connecting GE controllers to Woodward or CCC field devices over PROFINET.
  • Combined Heat & Power (CHP) Plants: Enables bi-directional power management between the GE turbine and Siemens grid protection relays.
  • Deterministic I/O Scanning: Cyclic data exchange (1-512 ms configurable) ensures that emergency shutdown (ESD) signals via PROFINET are executed within the same control cycle as hardwired I/O.
  • IONet Health Diagnostics: Real-time monitoring of the dual-redundant IONet links (ENET1/ENET2) to prevent single points of failure in the communication chain to the primary controller.
  • Manufacturer-Specific Alarm (MSA) Decoding: Translates raw PROFINET diagnostic packets into readable text within the ToolboxST alarm viewer, pinpointing faulty module channels without external analyzers.
  • GSD File Management: Allows import/export of standard GSDML files, enabling drag-and-drop configuration of third-party Remote I/O racks (e.g., Wago or Phoenix Contact) directly in the Mark VIe hardware tree.
  • Extreme Ambient Range: Engineered for unventilated turbine compartments with sustained operation between -30°C and +65°C, with a 1g vibration tolerance (10-55 Hz).
  • Hazardous Gas Protection: Certified ATEX Zone 2 IIC T4 and Class I Division 2, allowing direct installation near natural gas fuel skids without requiring an external purged cabinet.
  • High Altitude: Rated for operation up to 4,000 meters (13,123 ft) above sea level without performance derating, suitable for hydroelectric plants in high mountain regions.
  • Contamination Immunity: Coated printed circuit board assembly (Conformal Coating on -H1 variants) protects against humidity (95% non-condensing) and airborne particulates (Pollution Degree 2).
Description
The General Electric IS420PPNGH1A acts as a critical communication bridge, converting the proprietary IONet protocol of the Mark VIe series into standard PROFINET. This allows gas and steam turbines to communicate directly with PLCs, DCS, and SCADA systems from Siemens, Rockwell, or Schneider, eliminating the need for complex protocol converters. By supporting data rates of up to 6 KB/ms, the General Electric IS420PPNGH1A ensures that real-time trip signals and operational data are never delayed, significantly reducing downtime risks for power plants and industrial facilities.

Engineered for extreme environments, the General Electric IS420PPNGH1A operates on a 1066 MHz Intel EP80579 processor with a QNX Neutrino RTOS, ensuring deterministic real-time performance. Certified for Class I, Division 2 and ATEX Zone 2 (IIC T4), this module is designed for hazardous areas where explosive gases may be present. The General Electric IS420PPNGH1A supports a wide ambient temperature range of -30°C to +65°C and utilizes a fanless, solid-state design, eliminating mechanical failure points common in standard industrial PCs.

The General Electric IS420PPNGH1A integrates directly into the ToolboxST software suite (V05.04+), allowing engineers to configure PROFINET devices without leaving the GE ecosystem. It supports up to 64 PROFINET I/O devices and offers granular diagnostic capabilities, including device-level packet monitoring and Manufacturer Specific Alarm (MSA) decoding. For legacy system upgrades, the General Electric IS420PPNGH1A offers a clear migration path, converting older Mark V or Mark VI systems to modern industrial Ethernet standards while retaining existing I/O termination assemblies.
Alternative Names
1S420PPNGH1A IS420PPNGHIA IS42OPPNGH1A IS420PUAAH1A IS420ESWBH3A IS420UCSBH3A IS420UCECH1B-A IS420ESWAH1A
Technical notes
When installing the General Electric IS420PPNGH1A, strict adherence to network segregation is required; the IONet and PROFINET networks must be connected to physically separate switches to prevent data collisions. The General Electric IS420PPNGH1A does not provide over-current protection for field wiring, therefore external Listed fuses (max 3A per conductor) are mandatory for contact wetting power supplies in North American hazardous locations.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the software compatibility requirement for configuring the General Electric IS420PPNGH1A?
The General Electric IS420PPNGH1A requires ToolboxST software version V05.04 or higher. Earlier versions will not recognize the PROFINET stack or the GSD file management library. Additionally, the specific firmware revision of the General Electric IS420PPNGH1A must align with the Mark VIe controller’s bootloader version to avoid cyclic communication timeouts.
Does the General Electric IS420PPNGH1A support third-party drives?
Yes. The General Electric IS420PPNGH1A is a standard PROFINET Class A controller. It supports generic GSD (General Station Description) files. You can integrate Siemens Sinamics drives or ABB ACS880 drives, provided the General Electric IS420PPNGH1A is configured with the correct vendor-specific GSDML file. However, it does not support PROFIdrive profile parameters beyond basic cyclic data exchange.
How do I perform a firmware update on the General Electric IS420PPNGH1A?
Firmware updates for the General Electric IS420PPNGH1A are executed via the IONet using the ToolboxST “Firmware Management” wizard. The process requires the controller to be placed in “Stop” mode. A hard power cycle is strictly prohibited during the update; failure to follow this will brick the module, requiring a factory RMA.
Is the General Electric IS420PPNGH1A certified for use in oil & gas refineries?
Yes. The General Electric IS420PPNGH1A holds ATEX/IECEx certification for Zone 2, Group IIC T4 gases (including hydrogen and acetylene) and Class I, Division 2 for North America. This makes the General Electric IS420PPNGH1A suitable for turbine-compressor trains in petrochemical plants without requiring an explosion-proof enclosure.

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