GE Fanuc IS215VAMBH1A VME Analog Input Output Board
Manufacturer: GE Fanuc
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Part Number: IS215VAMBH1A
Condition：New with Original Package
Product Type: VME Analog Module Board
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The IS215VAMBH1A (functional acronym VAMB) is an authoritative VME Analog Module Board manufactured by GE Fanuc for the Mark VI Speedtronic turbine control system. This module is a mechanical necessity for processing high-density analog signals, serving as the critical interface between field instrumentation and the turbine control processor. It is specifically engineered to handle complex acoustic monitoring and general analog signal conditioning for gas and steam turbine applications. By providing channel-to-system galvanic isolation, the IS215VAMBH1A ensures that precise measurements are maintained even in electrically noisy industrial environments, supporting the high-reliability requirements of modern power generation and heavy industry.
Detailed Technical Specifications
| Attribute | Details |
| Manufacturer | GE Fanuc / General Electric |
| Model Number | IS215VAMBH1A |
| Assembly Number | IS200VSPAH1ACC (Acoustic Monitoring Card) |
| Series | Mark VI Speedtronic |
| Functional Acronym | VAMB |
| Product Type | VME Analog Module Board |
| Signal Inputs | 4–20 mA, ±10 V, Thermocouple, Acoustic/Vibration |
| A/D Conversion | High-resolution sampling for precision control |
| Isolation | Galvanic channel-to-system isolation |
| Operating Voltage | 24 VDC ±10% (via VME backplane) |
| Operating Temp | -40 °C to +70 °C (Industrial Grade) |
| Dimensions | 26.2 cm x 18.8 cm x 2.1 cm |
| Weight | 0.32 kg |
| Country of Origin | USA |
Engineering and Operational Guidelines
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Acoustic Monitoring Expertise: The IS215VAMBH1A is frequently utilized in acoustic monitoring assemblies (IS200VSPAH1ACC). This expertise allows the Mark VI system to detect subtle frequency shifts or combustion instabilities that could lead to turbine damage, providing an essential layer of protective logic.
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Signal Integrity and Noise Immunity: In large-scale power plants, electromagnetic interference is a constant challenge. This board’s galvanic isolation is a trustworthy design feature that prevents ground loops and protects the VME backplane from field-side voltage transients.
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Integrated Self-Test Diagnostics: The module includes built-in monitoring circuits that perform continuous self-tests on the A/D converters and internal power rails. These authoritative diagnostics allow the control system to flag faulty sensors or board failures instantly, minimizing downtime.
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Seamless Rack Integration: As a standard VME form factor board, the IS215VAMBH1A slides directly into the Mark VI control rack. Its low power consumption and efficient heat dissipation allow for high-density placement alongside other Speedtronic modules without exceeding thermal limits.
Technical FAQ
Q: Can the IS215VAMBH1A be used for vibration monitoring in addition to acoustic signals?
A: Yes. While it is often labeled as an acoustic monitoring card assembly (IS200VSPAH1ACC), its high-resolution analog inputs are capable of processing various dynamic signals, including vibration and pressure pulsations, depending on the software configuration in the ToolboxST environment.
Q: Is this board compatible with both Simplex and TMR Mark VI systems?
A: Absolutely. The IS215VAMBH1A is designed for use in Triple Modular Redundant (TMR) architectures where three boards work in parallel to provide 2-out-of-3 voting for critical analog inputs, as well as in Simplex configurations for less critical loops.
Q: Does the board require manual calibration upon installation?
A: Typically, the Mark VI system handles calibration through software. However, it is a professional best practice to verify that the field terminal board (TBA) settings match the IS215VAMBH1A input requirements to ensure the highest measurement accuracy.