General Electric IS220PDIAH1A
General Electric IS220PDIAH1A
General Electric IS220PDIAH1A
General Electric IS220PDIAH1A
General Electric IS220PDIAH1A
General Electric IS220PDIAH1A
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IS220PDIAH1A

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General Electric IS220PDIAH1A is a Mark VIe discrete I/O pack used for processing 24-channel digital inputs in industrial control systems.
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Technical specifications for IS220PDIAH1A

  • Manufacturer:
    General Electric
  • Part Number:
    IS220PDIAH1A
  • Product Family:
    GE Mark VIe Distributed I/O
  • Product Type:
    Discrete I/O Pack
  • Stock:
    1
  • Input:
    28 Vdc, 0.23 A max
  • Number of channels:
    24
  • Input isolation in pack:
    Optical isolation to 150o Von all inputs
  • Input Filter:
    Hardware Filter, 4 ms
  • AC Voltage Rejection::
    60 V rms at 50/60 Hz at 125 Vdcexcitation
  • AmbientTemperature Rating:
    -30 to + 65°C (-22 to + 149°F)
  • Weight:
    0.38 kg
  • Estimated shipping dimensions:
    12.8x8.2x6cm
  • 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 Connections Application Scenarios Firmware

Features:

  • Supports 24 discrete input channels for efficient signal acquisition in distributed control systems.
  • Provides optical isolation up to 150 V on all inputs to enhance system stability and protection.
  • Includes a 4 ms hardware filter to improve input signal quality and reduce interference.
General Electric IS220PDIAH1A is widely applied in Mark VIe control systems for collecting discrete field signals from industrial processes. With 24 input channels and 28 Vdc operating power, it provides reliable data acquisition for turbine control, process automation, and monitoring systems. Its architecture supports integration with dedicated terminal boards for flexible system design.

The IS220PDIAH1A enhances signal integrity through optical isolation up to 150 V across all inputs. This feature ensures separation between field wiring and internal electronics, reducing the impact of electrical noise and voltage disturbances. Combined with a 4 ms hardware filter, the module delivers stable input recognition in fast-changing industrial environments.

Designed for demanding operational conditions, General Electric IS220PDIAH1A operates across a wide temperature range from -30 to + 65°C (-22 to + 149°F). It also supports AC voltage rejection capability up to 60 V rms at 50/60 Hz, making it suitable for power generation and heavy industrial applications. Its compatibility with multiple terminal boards further expands deployment flexibility in Mark VIe architectures.

The IS220PDIAH1A General Electric Discrete I/O Pack may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
General Electric IS220PDIAH1A Discrete I/O Pack 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 IS220PDIAH1A Discrete I/O Pack Specs

General

  • Manufacturer General Electric
  • Model IS220PDIAH1A
  • Condition New Original ready stock
  • Product Family IS220PDIAH1B,IS221PDIAH1B,IS220YDIAS1A
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.
  • Physical Interface Connection: The module has a built-in DC-37 pin connector on the bottom, which can be directly inserted into a compatible discrete input terminal block (such as TBCIH1).
  • Network Redundancy Connection: The module is equipped with two 100 Mbps Ethernet RJ45 interfaces on the top for connecting to the Mark VIe control system's IONet single/dual/triple redundancy network.
  • Field Contact Connection: External dry contacts are connected via the terminal block, with the module providing a 32 VDC wetting voltage to keep the contacts clean.
  • Power Input Connection: No separate wiring is required; the system's operating power is directly input and distributed through the network cable (PoE) or the connected terminal block interface.
  • Gas Turbine Monitoring: Widely used for acquiring switch signals in the main auxiliary systems and control panels of GE heavy-duty gas turbines (such as the 9FA/7FA series).
  • Steam Turbine ETS System: Often used as the core acquisition unit of the Emergency Trip System (ETS), capturing critical safety protection trigger signals such as overspeed and low oil pressure.
  • Power Plant Auxiliary Workshops: Suitable for valve limit and circuit breaker status monitoring in peripheral processes such as power plant water treatment, coal conveying systems, and dust removal.
  • Heavy Industry Electrical Cabinets: Deployed in high-reliability cabinets in continuous industrial sites such as steel and petrochemical plants for large-scale centralized isolated digital signal reading.
  • Remote Firmware Upgrade: Supports online remote download and update of the flash firmware within the I/O package via the ControlST software tool of the Mark VIe system.
  • Self-Diagnostic Logic: The firmware incorporates advanced diagnostic algorithms to monitor internal voltage, temperature, channel status, and network communication health in real time.
  • Sequence Event Logging: Built-in SOE (Sequence of Events) firmware algorithm captures and records input state transition times with a resolution of 1 millisecond.
  • Code Execution Control: The firmware runs on a dedicated real-time operating system and features optimized digital filtering and anti-jitter logic for discrete input signals.
Description
General Electric IS220PDIAH1A is part of the Mark VIe control system and functions as a discrete input I/O pack designed for industrial automation environments. It processes up to 24 input channels and operates with a 28 Vdc input at a maximum current of 0.23 A. The IS220PDIAH1A is engineered to interface with dedicated terminal boards, ensuring reliable signal collection in distributed control architectures.

The IS220PDIAH1A incorporates optical isolation up to 150 V on all inputs, providing strong protection between field signals and internal electronics. This isolation helps maintain stable operation in electrically noisy industrial environments. The module also includes a hardware input filter with a 4 ms response time, improving signal integrity by reducing transient interference and false triggering.

In terms of environmental capability, the General Electric IS220PDIAH1A operates within a wide temperature range from -30 to + 65°C (-22 to + 149°F), making it suitable for harsh industrial conditions. It also supports AC voltage rejection up to 60 V rms at 50/60 Hz with 125 Vdc excitation, enhancing its ability to handle mixed electrical environments commonly found in power generation and process industries.

The IS220PDIAH1A is compatible with multiple accessory terminal boards, including IS200STCIH1A, IS200STCIH2A, IS200STCIH8A, IS200TBCIH2C, and IS200TBCIH4C. These configurations allow flexible system integration and ensure compatibility across different Mark VIe I/O architectures. It is also approved for use in hazardous locations when paired with the specified terminal board combinations.
Revisions

Revision Part #

Also known as

IS220PDIAH1AC
IS220PDIAH1A-C, Series C, Rev C
IS220PDIAH1AD
IS220PDIAH1A-D, Series D, Rev D
IS220PDIAH1AE
IS220PDIAH1A-E, Series E, Rev E
Alternative Names
IS22OPDIAH1A IS220PDIAHIA IS220PDIAH1B IS220YDIAS1A IS220PIOAH1A IS220PPDAH1B IS220PPRAH1A IS200STCIH1A
Technical notes
The General Electric IS220PDIAH1A is a high-performance Mark VIe discrete input pack that captures critical field events with an ultra-precise 1-millisecond Sequence of Events (SOE) resolution.
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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.
Can IS220PDIAH1A be used in hazardous locations?
IS220PDIAH1A is approved for hazardous locations when paired with specified compatible terminal boards.
What input power does IS220PDIAH1A require?
IS220PDIAH1A operates with a 28 Vdc input and consumes up to 0.23 A.
Which terminal boards are compatible with IS220PDIAH1A?
IS220PDIAH1A supports IS200STCIH1A, IS200STCIH2A, IS200STCIH8A, IS200TBCIH2C, and IS200TBCIH4C terminal boards.
Does IS220PDIAH1A support signal filtering?
IS220PDIAH1A includes a hardware input filter with a 4 ms response time to reduce noise and transient interference.