GE DS200ADMAH1 | Analog to Digital Daughterboard

Description

The GE DS200ADMAH1 is a precision Analog to Digital Daughterboard designed for use within the GE Mark V control system. This board is responsible for the critical task of signal conversion, taking raw analog inputs—such as those from sensors, transducers, or thermocouples—and converting them into digital values that the Mark V control processors can interpret. It acts as an essential high-resolution interface to ensure that real-time field data is accurately digitized for control logic and monitoring operations.

 

Product Specifications

• Dimensions: 4.00 inches x 3.50 inches x 0.50 inches (Compact daughterboard form factor)
• Weight: 0.20 lbs (0.09 kg)
• Country of Origin: United States of America
• Compatibility: GE Mark V Control System
• Function: Analog-to-Digital (A/D) Signal Conversion
• Mounting Type: Daughterboard (mounts onto primary I/O boards)

 

Frequently Asked Questions

💡 What does the “Daughterboard” designation imply? Unlike a main processor board that fits directly into the rack backplane, a daughterboard like the DS200ADMAH1 is designed to be piggybacked or mounted onto a larger “motherboard” or carrier card. This modular design allows the system to upgrade specific conversion capabilities without replacing the entire control module.

⚙️ Why is A/D conversion accuracy critical in this application? In turbine control, the system relies on precise temperature, pressure, and speed measurements. Any noise or inaccuracy introduced during the A/D conversion process could lead to incorrect control calculations, potentially affecting turbine safety and efficiency. This board uses high-precision circuitry to minimize conversion jitter and signal drift.

🛠️ What signs indicate a failure of this daughterboard? Common indicators include erratic or frozen analog input readings in the HMI/operator station, “A/D Converter Error” alarm codes in the diagnostic logs, or a significant offset in measured values compared to a secondary calibrated test device.

🔧 How should I replace this board? Because this is a sensitive electronic component, you must ensure the primary board it is attached to is de-energized. Use proper ESD (electrostatic discharge) protection. Carefully disconnect any ribbon cables or standoffs connecting the daughterboard to the carrier, replace the unit, and ensure it is firmly seated to maintain electrical contact.

 

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