GE IS215WEMAH1A signal conditioning module

GE IS215WEMAH1A signal conditioning module

Product Code: IS215WEMAH1A
Availability: In Stock
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The GE IS215WEMAH1A is a key signal conditioning module designed by GE Fanuc Automation (a subsidiary of General Electric, GE) for its Mark VIe series gas turbine control systems. In the Mark VIe system, this module acts as a "signal preprocessing expert," 

Ship to you via Fedex/DHL/TNT/UPS/EMS   Package: Original packing with cartons   Shipping Port: Xiamen   

·Manager: Jinny

·E-mail:sales1@xrjdcs.com

·Tel: + 86-15359273791 (WhatsApp)

·Wechat: + 86-15359273791

Product Description

GE IS215WEMAH1A

The GE IS215WEMAH1A is a key signal conditioning module designed by GE Fanuc Automation (a subsidiary of General Electric, GE) for its Mark VIe series gas turbine control systems. In the Mark VIe system, this module acts as a "signal preprocessing expert," specifically handling analog signals from various gas turbine sensors—with a focus on temperature (thermocouple and RTD), vibration, and pressure signals. As a member of the WEMA (Water Entry Module Assembly) series, the GE IS215WEMAH1A features a special sealed design that provides high-level environmental protection, making it suitable for installation locations where exposure to water or high humidity is possible. Equipped with multi-channel signal conditioning capabilities, the module amplifies, filters, isolates, and linearizes weak sensor signals, converting them into high-precision digital signals for use by the Mark VIe controller. Its robust design and powerful diagnostic functions ensure signal reliability and accuracy in the harsh operating environment of gas turbine control systems, making it a vital component for safeguarding the safe and efficient operation of gas turbines.

Product Specifications

  • Product ModelIS215WEMAH1A
  • Manufacturer: GE (General Electric) / GE Fanuc
  • Product Type: Signal Conditioning Module (Waterproof)
  • Associated SystemMark VIe Turbine Control System
  • Input Channels: 16 channels (configurable for multiple signal types)
  • Input Signal Types: TC (J, K, E, T, R, S), RTD (Pt100, Ni120), mV, V, mA
  • Signal Conditioning: Amplification, filtering, cold-junction compensation (for TC), linearization
  • A/D Conversion: 16-bit high resolution
  • Accuracy: ±0.1% of reading (typical value)
  • Common Mode Rejection: >120 dB @ 60 Hz
  • Isolation Voltage: 250V AC (channel-to-channel isolation)
  • Protection Class: IP67 (waterproof and dustproof)
  • Operating Temperature: -40°C to +70°C
  • Power Requirement: +5VDC @ 500mA (supplied by the backplane)
  • Certifications: cULus Listed, CE Mark

GE IS215WEMAH1A

Structure and Composition

The GE IS215WEMAH1A module adopts a robust aluminum alloy housing design with an IP67 high-level protection rating, ensuring normal operation even in humid or temporarily submerged environments. It features a front-panel connector design, which connects to on-site sensor wiring via waterproof connectors. Internally, the module contains multiple sets of independent signal conditioning channels; each channel includes a precision instrumentation amplifier, a programmable gain amplifier, an anti-aliasing filter, a multi-channel switch, and a 16-bit Σ-Δ ADC. A dedicated cold-junction compensation circuit is used for thermocouple measurements, while an excitation current source is used for RTD measurements. Digital isolators provide electrical isolation between channels. The module also incorporates a microprocessor unit responsible for signal processing, linearization calculations, self-diagnosis, and communication with the backplane. It connects to the Mark VIe backplane via a rear connector to receive power and transmit data.

Key Features and Advantages

  1. High-Precision Signal Processing: The GE IS215WEMAH1A offers 16-bit high-resolution acquisition and ±0.1% measurement accuracy. Equipped with advanced signal conditioning technology, it accurately processes various types of sensor signals, ensuring the measurement accuracy of gas turbine control systems.
  2. Excellent Environmental Adaptability: With an IP67 protection rating, the module can operate in harsh, humid, and dusty environments. Its special sealed design prevents moisture and contaminants from entering, ensuring long-term reliable operation in typical gas turbine installation environments.
  3. Powerful Diagnostic Functions: The module has comprehensive self-diagnostic capabilities, enabling real-time detection of sensor faults such as open circuits, short circuits, and over-range conditions, as well as monitoring of its own hardware status. Any anomalies are immediately reported to the control system, ensuring timely implementation of safety measures.
  4. Flexible Configuration Capabilities: Each channel can be independently configured for different signal types (TC, RTD, mV, V, mA). Parameter setting and calibration can be easily performed using Mark VIe engineering tools, allowing adaptation to diverse application requirements.

Application Fields

The GE IS215WEMAH1A module is specifically used in the control systems of GE gas turbines and steam turbines. In power plants, it measures critical temperature parameters of gas turbines, such as inlet temperature, exhaust temperature, bearing temperature, and cylinder temperature. In compressor stations, it monitors process temperatures and pressures. In combined-cycle power plants, it supports temperature monitoring of steam turbines. In marine propulsion systems, it enables comprehensive monitoring of gas turbines. In general, the IS215WEMAH1A module is applicable to any scenario requiring high-precision signal measurement in environments where moisture may be present.

Installation and Maintenance

Pre-Installation Preparation

Before installing the GE IS215WEMAH1A module, ensure the system power supply is completely disconnected. Check the environmental conditions of the installation location to confirm that the module’s protection rating meets requirements. Prepare appropriate waterproof connectors and seals to ensure reliable connections. Operators must wear anti-static wristbands to prevent electrostatic damage to electronic components. Verify that the module model matches the required spare part exactly.

Maintenance Recommendations

Regularly inspect the seal integrity of the module housing and connectors to ensure protective performance. Use Mark VIe engineering tools to regularly check the module status and signal quality for preventive maintenance. When module replacement is required, ensure the system is powered off first, then disconnect all on-site wiring, loosen the fixing screws, and gently pull out the old module. When installing the new module, ensure the connector is fully inserted; after securing the sealing device, reconnect the wiring.

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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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The GE IS215WEMAH1A is a key signal conditioning module designed by GE Fanuc Automation (a subsidiary of General Electric, GE) for its Mark VIe series gas turbine control systems. In the Mark VIe system, this module acts as a "signal preprocessing expert," 

Ship to you via Fedex/DHL/TNT/UPS/EMS   Package: Original packing with cartons   Shipping Port: Xiamen   

·Manager: Jinny

·E-mail:sales1@xrjdcs.com

·Tel: + 86-15359273791 (WhatsApp)

·Wechat: + 86-15359273791