ABB DSAO 130 57120001-FG Analog Board: Technical Specifications (English Introduction)
The ABB DSAO 130 57120001-FG Analog Board is a specialized input/output (I/O) module designed for analog signal processing in ABB’s industrial automation systems (e.g., ACS880, ACS580 drives, or PLC-based control architectures). It enables precise handling of analog signals for applications requiring high-resolution measurement or control. Below is a detailed technical overview:
1. Key Features & Applications
- Purpose: Converts analog signals (voltage/current) to digital values for processing by a controller and vice versa.
- Applications:
- Process Control (temperature, pressure, flow monitoring).
- Motor Drive Tuning (speed/torque reference signals).
- Industrial Sensors (connecting 4–20 mA or 0–10 V devices).
- Automation Systems (integrating with ABB’s AC500 PLC or other IEC 61131-3-compatible controllers).
- Certifications:
- CE, UL, cUL (compliance with industrial safety and EMC standards).
- RoHS-compliant (environmentally friendly materials).
2. Technical Specifications
| Parameter | Details |
|---|---|
| Analog Inputs | 4 Channels (configurable for voltage or current input). |
| – Input Range | 0–10 V DC, ±10 V DC, 4–20 mA, 0–20 mA (software-selectable). |
| – Resolution | 12-bit (4096 steps) for precise measurement. |
| – Accuracy | ±0.1% of full scale (25°C ±5°C). |
| Analog Outputs | 2 Channels (configurable for voltage or current output). |
| – Output Range | 0–10 V DC, ±10 V DC, 4–20 mA, 0–20 mA (software-selectable). |
| – Resolution | 12-bit (4096 steps) for smooth control. |
| – Load Capacity | 500 Ω (voltage), 750 Ω (current). |
| Signal Isolation | Galvanic Isolation (1500 V DC between channels and backplane). |
| Sampling Rate | Up to 1 kHz per channel (depending on configuration). |
| Power Supply | 24 V DC (±10%), typically supplied by the ABB controller backplane. |
| Communication Interface | Parallel bus (proprietary ABB protocol) for integration with ABB drives/PLCs. |
| Protection | Overvoltage, Overcurrent, Short-Circuit Protection on outputs. |
| Ambient Temperature | -20°C to +60°C (storage: -40°C to +85°C). |
| Humidity | 5% to 95% RH (non-condensing). |
| Dimensions (L × W × H) | ~180 × 100 × 30 mm (approx., varies by mounting configuration). |
3. Advanced Functionalities
- Flexible Signal Handling:
- Input/Output Scaling: Configurable via software (e.g., map 4–20 mA to 0–100% of a process variable).
- Filtering: Adjustable digital filtering to reduce noise in noisy environments.
- Diagnostics:
- Open-Circuit Detection (for current inputs).
- Short-Circuit Detection (for voltage outputs).
- LED Indicators: Per-channel status LEDs (Power, Fault, Communication).
- Compatibility:
- Works with ABB’s DriveWindow Light or AC500 PLC programming tools for configuration.
- Supports hot-swapping (if the controller is configured to allow it).
4. Mechanical & Environmental Specifications
- Enclosure: IP20 (NEMA 1) (standard), suitable for indoor installations.
- Mounting: DIN rail-mounted (compatible with standard 35 mm DIN rails).
- Vibration & Shock Resistance:
- Vibration: 5–500 Hz, 2G (IEC 60068-2-6).
- Shock: 15G, 11 ms (IEC 60068-2-27).
- EMC Compliance:
- EN 55011 (emissions), EN 61000-6-2 (immunity).
5. Applications Example
- Temperature Control System:
- Inputs: 4–20 mA signals from RTD/thermocouple transmitters.
- Outputs: 0–10 V DC to control a heating element via a thyristor unit.
- Motor Drive Speed Reference:
- Input: 0–10 V DC from a potentiometer or PLC.
- Output: 4–20 mA to a variable-speed drive (e.g., ACS880) for precise speed control.
6. Benefits
- Precision: 12-bit resolution and ±0.1% accuracy ensure reliable signal handling.
- Flexibility: Configurable input/output ranges and filtering adapt to diverse applications.
- Reliability: Galvanic isolation and protection mechanisms prevent damage from faults.
- Integration: Seamless compatibility with ABB’s automation ecosystem.
7. Conclusion
The ABB DSAO 130 57120001-FG Analog Board is a robust, high-precision solution for analog signal processing in industrial automation. Its flexibility, accuracy, and compatibility with ABB controllers make it ideal for demanding applications requiring reliable analog I/O.
For further details:
- Refer to the ABB DSAO 130 Technical Manual.
- Contact ABB I/O Systems Support for configuration assistance or compatibility checks.
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