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    Ensure precise thermal monitoring with this original GE IS220PRTDH1A RTD pack, sourced by Apter Power for maximum operational reliability.

IS220PRTDH1A

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General Electric IS220PRTDH1A is an RTD input pack that acquires resistance temperature signals and converts them into accurate digital data for temperature monitoring in Mark VIe and Mark VIeS control systems.
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Technical specifications for IS220PRTDH1A

  • Manufacturer:
    General Electric
  • Part Number:
    IS220PRTDH1A
  • Product Family:
    GE Mark VIe Distributed I/O
  • Product Type:
    RTD Input Pack
  • Stock:
    1
  • Power Supply:
    28 V
  • RTD Inputs Current:
    10.0 mA
  • Ambient Temperature:
    -30 to + 65°C ( -22 to +149°F )
  • Safety Certifications:
    CE / UL Certification
  • Input Channels:
    8 RTD Inputs
  • Network Interfaces:
    2 x 10/100M Ethernet Ports
  • Redundancy Modes:
    Supports Simplex/Duplex/TMR
  • Physical Interface:
    37-pin DC-37 Connector
  • 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 Application Scenarios Diagnostics Configuration

Features:

  • Processes 8 independent RTD input channels with automatic three-wire lead resistance compensation for improved measurement accuracy.
  • Integrates dual 10/100M Industrial Ethernet interfaces and supports simplex, duplex, and TMR redundancy configurations.
  • Combines CE and UL certifications with approved hazardous location hardware combinations for demanding industrial environments.
General Electric IS220PRTDH1A provides accurate RTD signal acquisition for industrial temperature monitoring in turbine automation systems. The module converts resistance-based sensor inputs into digital information that can be processed by the central controller, helping operators maintain stable equipment performance. Eight RTD input channels allow multiple critical measurement points to be supervised from a single I/O pack. Automatic compensation for three-wire lead resistance further improves measurement reliability in installations with long field wiring.

Industrial communication is supported through two independent 10/100M Ethernet ports that connect the module to the IONet network for dependable data transmission. IS220PRTDH1A uses a 37-pin DC-37 connector for straightforward integration with approved terminal boards and operates from a 28 V power supply. Compliance with CE and UL certification requirements adds confidence for deployment in industrial control applications.

General Electric IS220PRTDH1A plays an important role in protecting rotating machinery and process equipment across power generation facilities. Common applications include monitoring turbine bearing temperatures, generator and motor windings, cooling water circuits, oil systems, and steam pipelines. Support for simplex, duplex, and TMR architectures enables reliable operation in systems where continuous temperature supervision and protective trip functions are essential.

The IS220PRTDH1A General Electric RTD Input Pack may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
General Electric IS220PRTDH1A RTD Input 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 IS220PRTDH1A RTD Input Pack Specs

General

  • Manufacturer General Electric
  • Model IS220PRTDH1A
  • Condition New Original ready stock
  • Product Family IS220PRTDH1B,IS220PSCAH1A,IS220PSCAH1B
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.
  • Rotating Machinery: Temperature safety monitoring of metal bearings in large gas turbine units.
  • Electrical Safety: Real-time temperature rise of generator stator windings and lead cables.
  • Auxiliary Systems: Data acquisition of medium process temperature in auxiliary machine lubrication oil stations and oil coolers.
  • Harsh Environments: Suitable for harsh turbine main control cabinet environments with high vibration and strong electromagnetic interference.
  • Fault Tolerance Protection: Constructing a TMR triple-modal redundancy system to participate in logic judgment and output trip signals.
  • Status Monitoring: Features comprehensive hardware self-testing and background diagnostics during operation.
  • Communication Verification: Real-time monitoring of link status and packet error rate for two IONet ports.
  • Sensor Error Detection: Automatically identifies hardware open circuits, short circuits, and over-range faults in the RTD circuit.
  • Status Indication: Panel LEDs provide intuitive display of fault, run, and status.
  • Power Supply Monitoring: Integrated overvoltage and undervoltage monitoring for the 28V DC input power.
  • Channel Integration: Built-in 8-channel high-resolution resistive temperature sensor input.
  • Dynamic Range: Physically supports wide linear resistance detection up to 400 ohms at one end.
  • Internal Core: Equipped with a dedicated A/D conversion chip and a high-stability BPPx microprocessor.
  • Installation Method: Vertically mounted to the matching terminal block using a bottom DC-37 connector.
Description
General Electric IS220PRTDH1A is an RTD input pack used in the Speedtronic turbine control family for high-precision industrial temperature measurement. The module is designed for GE Mark VIe and Mark VIeS distributed control systems, where it connects resistance temperature detectors (RTDs) and converts analog resistance signals into digital data for the central controller. With 8 RTD input channels, the pack provides reliable temperature acquisition for critical industrial equipment.

Powered by a 28 V supply, IS220PRTDH1A operates across an ambient temperature range of -30 to +65°C (-22 to +149°F). The module features two independent 10/100M Ethernet ports for fast and dependable IONet communication while using a 37-pin DC-37 connector for installation with compatible terminal boards, including IS200TRTDH2D, IS200SRTDH1A, and IS200SRTDH2A. An RTD input current of 10.0 mA ensures stable sensor operation, while built-in automatic compensation for three-wire lead resistance helps minimize measurement errors caused by long cable runs. The hardware is also certified to CE and UL standards.

To improve system availability, General Electric IS220PRTDH1A supports simplex, duplex, and triple modular redundancy (TMR) configurations for enhanced fault tolerance. Approved hardware combinations allow installation in hazardous locations when paired with the specified terminal boards. IS220PRTDH1A is widely applied for turbine bearing protection, generator and motor winding temperature monitoring, process temperature measurement in oil, cooling water, and steam systems, as well as protective alarm and trip functions when abnormal temperature conditions are detected.
Revisions

Revision Part #

Also known as

IS220PRTDH1AC
IS220PRTDH1A-C, Series C, Rev C
IS220PRTDH1AD
IS220PRTDH1A-D, Series D, Rev D
IS220PRTDH1AE
IS220PRTDH1A-E, Series E, Rev E
IS220PRTDH1AG
IS220PRTDH1A-G, Series G, Rev G
Alternative Names
1S220PRTDH1A IS22OPRTDH1A IS220PRTDH1B IS220PSCAH1A IS220PSCAH1B IS220PPROS1B IS220PPROH1A IS220PPRAS1B
Technical notes
Optimized for precise machinery protection, the IS220PRTDH1A module leverages dual 10/100M IONet connections and real-time diagnostic circuitry to process 10-ohm copper or 100-ohm platinum sensors under a standard 28 VDC instrumentation architecture.
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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.
How many RTD channels can IS220PRTDH1A handle?
The module independently supports 8 RTD input channels, allowing multiple temperature measurement points to be monitored simultaneously.
Can IS220PRTDH1A reduce wiring-related measurement errors?
Yes. Built-in automatic compensation for three-wire lead resistance helps improve measurement accuracy by reducing errors caused by long sensor cables.
Does IS220PRTDH1A support redundant control systems?
The module supports simplex, duplex, and triple modular redundancy (TMR), making IS220PRTDH1A suitable for high-availability industrial control systems.