GE 531X140CCHAMM2 Digital Input Module

Short Description:

The GE 531X140CCHAMM2 is a high-speed digital input module specifically designed for the GE Mark VIe gas turbine control system. As a key component of the EX2100e excitation control platform, it is engineered for critical applications such as overspeed protection (OPC), emergency shutdown (ESD), and status monitoring of key equipment in gas turbines/steam turbines. This module features 16 isolated digital input channels and supports high-speed signal acquisition with a response time of ≤1ms.

FOB Price: US $0.5 - 9,999 / Piece

Min.Order Quantity: 100 Piece/Pieces

Supply Ability: 10000 Piece/Pieces per Month

Brand: General Electric

Manager: Jinny

E-mail: sales5@xrjdcs.com

Tel: + 86-15359273791

( WhatsApp )Wechat: + 86-15359273791

Warranty: one year

In stock: In stock

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Product Detail

Product Tags

GE 531X140CCHAMM2

Product Overview

The 531X140CCHAMM2 adopts military-grade anti-interference design and is certified by IEEE 1613 for electromagnetic compatibility, making it suitable for harsh environments like power plants and offshore platforms. It connects to the Mark VIe controller via dual redundant fiber optic communication interfaces, ensuring reliable transmission of critical protection signals. The module supports 24V DC wet/dry contact inputs and incorporates channel-level fault diagnosis, which can be monitored in real-time through ToolboxST software.

Product Parameters

The product model is 531X140CCHAMM2, manufactured by GE Energy as part of the Mark VIe series. It is a high-speed digital input module with 16 channels (24V DC, optional wet/dry contacts) and an input voltage range of 15-30V DC. The response time is ≤1ms, and the isolation voltage reaches 2500V AC (between channels/channel to ground).

For communication, it features dual fiber optic channels (via the ERMG card). The operating temperature range is -40°C to +70°C, with a front panel protection rating of IP52. It is powered by a 24V DC redundant input, with a maximum power consumption of 4W.

The module is compatible with GE Mark VIe and EX2100e systems. Its Mean Time Between Failures (MTBF) is 350,000 hours (per IEC 61709).

Structure and Composition

The 531X140CCHAMM2 utilizes an all-metal shielded enclosure, with its internal architecture divided into three layers:

Signal Input Layer

16 input channels, each equipped with photoelectric isolation and Schmitt triggers, supporting high-speed counting up to 10kHz.
Each group of 8 channels shares an independent isolated power supply to prevent ground loop interference.

Processing and Communication Layer

An FPGA chip implements signal filtering and timing control, communicating with the Mark VIe controller via the IS200ERMG fiber optic card.
Dual-color LEDs (green/red) provide real-time indication of channel status and communication health.

Power and Protection Layer

Dual 24V DC inputs, supporting hot-swap switching.
Built-in TVS diodes and self-recovering fuses for surge and overcurrent protection.

Key Features and Advantages

Gas turbine-specific protection: Certified to the API 670 standard, suitable for critical protection loops such as overspeed (OPC) and vibration trip.
Redundant fiber optic communication: Eliminates electromagnetic interference completely, with signal transmission delay <2ms.
Channel-level self-diagnosis: Real-time detection of disconnections and short circuits, with early warnings generated via ToolboxST.
Wide temperature and vibration resistance: Operates in -40°C to 70°C, and passes IEEE 344 Class 1 vibration testing.
Plug-and-play functionality: Automatically identifies module type, no manual jumper configuration required.

Application Fields

Gas Turbine Control

Acquisition of “two-out-of-three” logic signals for overspeed protection (OPC).
Status monitoring of flame detectors and vibration switches.

Steam Turbine Protection

Processing of interlock signals for driving emergency shutdown valves (ESV).
Monitoring of condenser low vacuum protection contacts.

Power System Safety

Feedback on generator circuit breaker (GCB) opening/closing status.
Cooperation with the DS200LDCCH1A excitation regulator to implement loss-of-excitation protection.

Installation and Maintenance

Pre-Installation Preparation

Use a fiber optic end-face detector to check the cleanliness of the ERMG card interface.
Ensure the rack grounding resistance is <1Ω, and install EMI conductive gaskets between the module and the cabinet.
Prepare a 24V DC redundant power supply (e.g., DS200PSAG).

Maintenance Recommendations

Test fiber optic link attenuation with an optical power meter every 6 months (should be <3dB).
Perform channel health diagnosis using ToolboxST annually to check input loop impedance.
When replacing the module, download configurations online; direct hot-swapping is prohibited.

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If you would like to learn more about our products and services, please feel free to contact us at any time!

Sales Manager : Jinny
Email : sales5@xrjdcs.com
Whatsapp/Mobile:+86 15359273791

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