GE DS3800DADB

Technical Specifications

• Board Type: Data Conversion PCB with conformal coating.

• Analog Inputs: 8 differential channels, configurable for 0-10V, ±10V, 0-20mA, or 4-20mA.

• Analog Outputs: 8 channels, configurable for 0-10V or 4-20mA.

• Resolution: 16-bit ADC for inputs, 16-bit DAC for outputs (high-precision).

• Accuracy: ±0.05% of full scale typical.

• Conversion Speed: Fast data acquisition and output update rates.

• Protection: Overvoltage and short-circuit protection on outputs.

• Communication: Backplane interface to regulator board via 96-pin DIN connector.

• Status Indicators: 8 LEDs for power, conversion status, and fault conditions.

• Form Factor: Standard 6U height, 220mm depth, GE 19″ rack compatible.

• Temperature Range: 0°C to +60°C operational.

• Isolation: 1500V RMS between field and logic circuits.

• Power: 5 VDC and ±15 VDC from backplane.

• MTBF: 185,000 hours.

Advantages & Key Features

• High-Precision Conversion: The GE Fanuc DS3800DADB provides 16-bit resolution for accurate signal conversion.

• High Channel Density: 8 analog inputs and 8 analog outputs in a single board.

• Flexible Configuration: Each channel can be individually configured for voltage or current operation.

• Fast Conversion Rates: Enables responsive control performance.

• Diagnostic LEDs: 8-LED indicator matrix provides real-time status for troubleshooting.

• Conformal Coating: Protects against dust, moisture, and chemicals.

Application Fields

• Steel & Metal Processing: High-precision signal conversion for rolling mill controls.

• Paper & Pulp: Accurate conversion for paper machine control systems.

• Material Handling: Signal conversion for crane and conveyor systems.

• General Industrial: Any GE DC300/DC200 drive requiring high-accuracy signal conversion.

Comparison with Alternatives

Key Differentiator: The GE Fanuc DS3800DADB offers higher resolution and accuracy compared to standard analog I/O boards.

Selection Suggestions & Precautions

1. Precision Requirements: The GE Fanuc DS3800DADB is recommended for applications requiring high-accuracy signal conversion.

2. Signal Verification: Confirm your field device signal types match the configuration options.

3. Calibration: Verify scaling and offset calibration for accurate conversion.

4. Wiring: Use shielded cables for all analog connections.

5. Capacitor Aging: NOS boards stored >5 years may require capacitor inspection.

6. Test Report Required: Request verification of conversion accuracy.

7. Spare Strategy: For critical applications, maintain a tested spare.

Final Recommendation

The GE Fanuc DS3800DADB is a high-precision data conversion board for GE DC300/DC200 drive systems requiring accurate signal conversion. Its 16-bit resolution and high channel density make it ideal for demanding applications. Prioritize suppliers with comprehensive testing capabilities. For critical applications, maintain a tested spare to minimize downtime. As GE has discontinued this series, sourcing through reputable aftermarket suppliers with refurbishment and testing capabilities is recommended.