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Product Overview – IS220PPRAH1A
The IS220PPRAH1A is a Power Supply Feedback I/O Pack designed for use within the Mark VIe Distributed Control System (DCS). It is part of the GE Fanuc Mark VIe family of intelligent control and monitoring modules used in power generation, process automation, and heavy-duty industrial control systems.
This module monitors and reports the health of system power distribution by measuring internal voltages, currents, and power conditions from associated Mark VIe power supply and distribution modules. It acts as a critical diagnostic and feedback interface between the system controller and power distribution network, ensuring reliable operation, fault detection, and enhanced safety.
Compact, lightweight, and designed for harsh environments, the IS220PPRAH1A ensures continuous power integrity monitoring for high-availability industrial systems.
Technical Specifications
| Parameter | Description |
|---|---|
| Rated Input Voltage | 28 V DC (nominal) |
| Operating Voltage Range | 18 V DC – 32 V DC |
| Power Consumption | Approx. 0.35 A @ 28 V DC |
| Function | Power feedback and monitoring for Mark VIe I/O power distribution |
| Communication Interface | Dual Ethernet RJ-45 ports for network redundancy |
| Diagnostic Capability | Monitors supply voltage, current, and fault alarms |
| Status Indication | Front LEDs for communication, health, and power status |
| Mounting Type | Plug-in module / Mark VIe I/O rack mounting |
| Operating Temperature | –10 °C to +60 °C (industrial environment) |
| Storage Temperature | –40 °C to +70 °C |
| Relative Humidity | 5 % – 95 %, non-condensing |
| Dimensions | 17.3 cm × 10.9 cm × 3.0 cm |
| Weight | 0.7 kg |
| Cooling | Natural convection |
| Enclosure Protection | Conforms to IP20 (panel installed) |
| Compliance | IEC / CE industrial electronic standards |
| Typical Applications | Power distribution monitoring, voltage supervision, system health diagnostics |
Product Applications
The IS220PPRAH1A is primarily used for power supply feedback and monitoring within Mark VIe distributed I/O systems. Typical applications include:
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Gas and Steam Turbine Systems: Monitors power delivery and ensures stable operation of control subsystems.
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Industrial Process Automation: Provides power diagnostics in distributed control cabinets and critical systems.
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Oil and Gas Platforms: Supervises DC power distribution in offshore and refinery environments.
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Power Generation Plants: Enables fault detection, alarm reporting, and predictive maintenance for control power supplies.
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Marine and Desalination Facilities: Maintains operational reliability by monitoring DC distribution under harsh environmental conditions.
This module plays a vital role in maintaining system uptime and reducing unexpected failures through continuous real-time power supervision.
Product Advantages
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High Diagnostic Accuracy: Monitors voltage, current, and supply status with precise feedback to the controller.
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Redundant Networking: Dual Ethernet ports enable redundant I/O network connections, improving system availability.
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Compact and Durable Design: Small size and 0.7 kg weight allow easy integration in compact control cabinets.
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Enhanced System Protection: Built-in fault detection and self-diagnostic capability ensure safe and stable operation.
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Easy Maintenance: Modular plug-in design allows fast replacement and minimal downtime during servicing.
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Wide Environmental Tolerance: Operates reliably in high-temperature, vibration-prone, and dusty industrial environments.
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Reliable Brand Heritage: Backed by GE Fanuc’s Mark VIe technology, ensuring proven quality and long-term support.
Brand and Series
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Brand: GE Fanuc
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Series: Mark VIe Distributed Control System (Mark VIe I/O Pack Series)
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Product Type: Power Feedback and Monitoring I/O Module
The IS220PPRAH1A belongs to the IS220 family of I/O packs, a standardized module group within the Mark VIe system architecture designed for high-speed, reliable communication and control.
Related Models – Same Series or Compatible
| Model | Function Description | Key Specifications (Size / Weight) |
|---|---|---|
| IS220PPDAH1A | Power Distribution I/O Pack – manages and distributes control power to system components. | 17 cm × 11 cm × 3 cm; 0.65 kg |
| IS220PAICH1A | Analog I/O Pack – processes analog input/output signals. | 15 cm × 10 cm × 5 cm; 2.0 kg |
| IS220PTCCH1A | Thermocouple Input Module – measures temperature from thermocouple sensors. | 8.2 cm × 12.2 cm × 6 cm; 0.36 kg |
| IS220PDOAH1A | Discrete Output Module – controls on/off field devices such as relays and solenoids. | 10 cm × 5 cm × 3 cm; 0.34 kg |
| IS220PSCAH1A | Serial Communication I/O Pack – connects serial devices using RS-232/RS-422/RS-485 protocols. | 29.2 cm × 13.0 cm × 2.7 cm; 0.36 kg |
Popular Models – Same Brand
| Model | Function Description | Key Specifications (Size / Weight) |
|---|---|---|
| IS220PSVOH1A | Servo Control Pack – controls electro-hydraulic servo valves. | 22.4 cm × 8.9 cm × 10 cm; 0.45 kg |
| IS220PAOCH1B | Analog Output Module – provides precision analog outputs for control signals. | 15 cm × 10 cm × 5 cm; 0.36 kg |
| IS220PAICH2B | 2nd-generation Analog I/O Pack – enhanced channel density and accuracy. | 12.2 cm × 8.2 cm × 6 cm; 0.4 kg |
| IS220PCLAH1B | Power/Control Distribution Module – distributes DC power within Mark VIe systems. | 22.7 cm × 17.5 cm × 8.8 cm; 1.3 kg |
| IS220UCSAH1A | Controller Pack – main CPU module for Mark VIe control systems. | 15 cm × 10 cm × 5 cm; 0.5 kg |
FAQ – Common Questions (Q&A Format)
Q1: What is the main function of the IS220PPRAH1A?
A1: It monitors the health and performance of the power distribution network in Mark VIe systems, providing voltage and current feedback to the controller.
Q2: What is the typical supply voltage for this module?
A2: The module operates at a nominal 28 V DC within a range of 18 – 32 V DC.
Q3: Can the IS220PPRAH1A be connected directly to a controller?
A3: It connects through the I/O network using dual Ethernet RJ-45 ports to communicate with the system controller.
Q4: What does the module monitor in real-time?
A4: It monitors DC voltage levels, current consumption, fault conditions, and system power health.
Q5: Is this module field-replaceable?
A5: Yes, it features a modular plug-in design, allowing quick replacement during maintenance.
Q6: What are the size and weight of the module?
A6: Dimensions are approximately 17.3 cm × 10.9 cm × 3.0 cm, and weight is around 0.7 kg.
Q7: What are the environmental limits for operation?
A7: Operates between –10 °C and +60 °C, with up to 95 % relative humidity (non-condensing).
Q8: What indicators are available on the module?
A8: It includes front LEDs showing power status, communication activity, and module health.
Q9: What are the benefits of Ethernet redundancy?
A9: Dual Ethernet ports ensure reliable data communication even if one network path fails.
Q10: In what types of industries is the IS220PPRAH1A most commonly used?
A10: Widely used in power generation, oil & gas, desalination, heavy industry, and automation systems requiring high power reliability.
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