GE IS200ERDDH1ABA

1. Overview

The IS200ERDDH1ABA is a Digital Input/Output (DIO) module belonging to the IS200 series under GE Automation & Control. It is specifically designed for the DCS (Distributed Control System) of gas turbines, power plants, and other large-scale industrial processes. Adopting a VME-bus architecture, the module can be directly inserted into a VME-frame, providing high-speed and reliable discrete signal acquisition and control functions.

2. Main Technical Parameters

• Module Type: Digital Input/Output (DIO)
• Interface: VME-bus (Standard 6U)
• Number of Channels: 32 bit (configurable as 16 DI + 16 DO)
• Input Voltage: 24 V DC (120/240 V AC optional)
• Output Voltage: 24 V DC (120/240 V AC optional)
• Response Time: ≤ 1 ms (typical)
• Operating Temperature: –20 °C ~ +55 °C
• Protection Class: IP20 (for cabinet internal use)
• Power Supply: 48 V DC (powered by VME backplane)
• Reliability: MTBF > 200,000 h, complying with IEC 61508 SIL 2 safety requirements
• Dimensions: 6U × 133.35 mm (Standard VME)

3. Product Features

• High Reliability: Utilizes industrial-grade components, features a redundant design, and complies with the SIL 2 safety standard.
• Flexible Configuration: DI/DO channels can be freely configured on-site via software to meet different control requirements.
• Fast Response: With a response time of ≤ 1 ms, it is suitable for high-speed process control.
• Easy Maintenance: Adopts a modular structure, supporting plug-and-play and hot-swapping, which reduces downtime.
• Strong Compatibility: Complies with the VME-bus standard and can be directly used on mainstream DCS platforms such as GE Proficy, Siemens PCS 7, and ABB 800xA.
• Remote Diagnostics: Built-in self-test function, enabling online status monitoring and fault location through the DCS.

4. Structure and Composition

• Backplane Connector: Provides VME backplane 48 V DC power supply and bus signal interface.
• Digital I/O Card: Includes core processing chip, optocoupler-isolated input, and relay/transistor output.
• Status Indicators: Indicate power supply, communication, and fault status.
• Heat Sink: A metal heat sink ensures thermal stability during long-term operation.
• Cabinet Mounting Bracket: Features fixed holes that comply with the 6U VME cabinet standard.

5. Typical Application Fields

• Gas Turbine Industry: Sensor signal acquisition, valve control, and emergency shutdown circuits.
• Power Plant Industry: Generator set status monitoring, protection relays, and switch control.
• Petrochemical/Chemical Industry: Process valves, alarm lights, and emergency shutdown (ESD).
• Iron and Steel Metallurgy Industry: Discrete acquisition of furnace temperature, pressure, and flow sensors.
• Water Treatment Industry: Switch control of pump stations, valves, and alarm lights.
• Transportation/Rail Transit Industry: Signal lights, switch control, and emergency alarm systems.

6. Installation and Maintenance Key Points

Pre-Installation Inspection

1. Confirm that the cabinet power supply meets the 48 V DC requirement and the power margin is ≥ 20%.
2. Check that the VME-backplane interface is free of dust and deformation.

Mechanical Installation

1. Align the module with the VME-slot and push it gently until the buckle is locked.
2. Fix the module to the cabinet guide rail with screws to prevent it from falling off due to vibration.

Electrical Wiring

1. Use screw terminals or spring terminals for input/output terminals, and wire according to the circuit diagram.
2. For high-voltage (120/240 V AC) circuits, protective measures complying with IEC 60204-1 must be adopted.

Software Configuration

1. Add the module model IS200ERDDH1ABA in the DCS engineering software and download the corresponding driver library.
2. Configure DI/DO channel properties (input/output, filtering time, alarm threshold).

Commissioning and Acceptance

1. Perform an online self-test through the DCS to confirm that all channels are in normal status.
2. Conduct on-site function tests (switching lights, valve actions) and record the response time.

Daily Maintenance

1. Check the tightness of terminals and whether the heat sink is dusty every 6 months.
2. Use the DCS remote diagnostic function to monitor the module temperature, power supply voltage, and error count.

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Xingruijia

Original factory direct supply, quality assurance - GE module professional supplier

Consult now to obtain the latest technical information and quotation for GE modules!

·Manager: Jinny                                         ·E-mail: sales1@xrjdcs.com     

·Tel: + 86-15359273791（WhatsApp）   ·Wechat: + 86-15359273791

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