Description
YOKOGAWA AVR10D-Q22020 Product Documentation
1. Product Overview
YOKOGAWA AVR10D-Q22020 is a high-performance analog input module designed for industrial automation systems, particularly in distributed control systems (DCS) and process monitoring applications. Engineered for precision and reliability, this module supports a wide range of analog signals, including 4–20 mA current loops, thermocouples, and RTDs, making it suitable for industries such as oil & gas, chemical processing, and power generation. Its compact design, advanced signal conditioning, and redundant capabilities ensure stable operation in harsh environments.
2. Key Technical Parameters
| Parameter | Specification |
|---|---|
| Model | AVR10D-Q22020 |
| Power Supply | 24 V DC ±10% |
| Input Signals | 4–20 mA, thermocouples (K, J, T, etc.), RTDs (Pt100) |
| Channels | 16 isolated channels |
| Resolution | 16-bit ADC |
| Accuracy | ±0.05% of full scale |
| Sampling Rate | 100 ms/channel |
| Communication | RS-485 (Modbus RTU), Ethernet (Modbus TCP) |
| Operating Temperature | -40°C to 70°C |
3. Advantages and Features
- Multi-Signal Compatibility: Supports mixed signal types (current, voltage, thermocouples, RTDs) on a single module, reducing inventory complexity.
- High Precision: 16-bit resolution and ±0.05% accuracy enable precise process control in critical applications.
- Redundant Design: Optional dual power supply and communication ports ensure uninterrupted operation in fault scenarios.
- EMI/RFI Immunity: Shielded inputs and noise filtering minimize interference in electrically noisy environments.
4. Application Areas and Case Studies
Industries:
- Petrochemical plants
- Power generation facilities
- Pharmaceutical manufacturing
Case Study:
A German chemical plant integrated YOKOGAWA AVR10D-Q22020 to monitor reactor temperatures using thermocouples. The module’s high accuracy reduced temperature variations by 25%, improving product quality and cutting energy costs by 12%.
A German chemical plant integrated YOKOGAWA AVR10D-Q22020 to monitor reactor temperatures using thermocouples. The module’s high accuracy reduced temperature variations by 25%, improving product quality and cutting energy costs by 12%.
5. Competitive Comparison
Compared to comparable analog input modules, AVR10D-Q22020 offers:
- Faster Sampling: 100 ms/channel speed for real-time process adjustments.
- Lower Power Consumption: 30% less energy usage than legacy models.
- Simplified Configuration: Plug-and-play compatibility with YOKOGAWA’s CENTUM VP DCS, reducing commissioning time.
6. Selection Recommendations
- Signal Diversity: Choose AVR10D-Q22020 if your application requires mixed signal types (e.g., combining temperature and pressure measurements).
- Space Constraints: Its compact size (120 mm × 100 mm) is ideal for limited-panel installations.
- Redundancy Needs: Opt for dual power supply modules in safety-critical processes.
7. Precautions
- Grounding: Ensure proper grounding to prevent noise-induced errors; use isolated ground terminals.
- Calibration: Perform periodic calibration checks to maintain accuracy, especially in high-temperature environments.
- Wire Management: Separate power and signal cables to avoid crosstalk. Use twisted pair wires for thermocouple inputs.
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Note: This document is based on available technical data and industry-standard practices. Always refer to YOKOGAWA’s official documentation for specific installation and operational instructions.
