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Overview
The Yokogawa AAI141-S00/K4A00 is an advanced 16-channel analog input module designed to provide precise signal acquisition for industrial automation systems. It seamlessly integrates with Yokogawa’s CENTUM VP and ProSafe-RS platforms, ensuring reliable data conversion. This module efficiently handles analog signals from field devices and converts them to digital signals for control systems. Its robust design guarantees consistent performance, even in challenging industrial environments.
Key Features
- 16 Isolated Input Channels: The AAI141-S00/K4A00 offers 16 isolated input channels, ensuring reliable and accurate signal acquisition, even in noisy or harsh environments.
- Wide Input Signal Compatibility: This module supports both 4-20 mA DC and 1-5 V DC signals, allowing integration with a wide range of industrial sensors.
- High Accuracy: With an accuracy of ±0.1% of full scale, the module provides precise data conversion, meeting the demands of critical applications.
- Fast Response Time: It features a 0.5-second response time for step inputs, ensuring quick data updates and high-speed performance.
- Robust Isolation: The AAI141-S00/K4A00 offers both channel-to-channel and channel-to-earth isolation, providing enhanced safety and reducing the risk of electrical faults.
- Spectral Signal Processing (SSP): Advanced SSP technology optimizes signal handling, improving the accuracy and reliability of data transmission.
- Protection Features: The module includes overcurrent protection and reverse connection protection to safeguard against potential electrical faults.
Technical Specifications
| Specification | Details |
|---|---|
| Model | AAI141-S00/K4A00 |
| Type | Analog Input Module |
| Input Channels | 16 Isolated Channels |
| Input Signal | 4-20 mA DC or 1-5 V DC |
| Input Impedance | 250 Ω (Current), 10 kΩ (Voltage) |
| Accuracy | ±0.1% of Full Scale |
| Response Time | 0.5 seconds (Step Input) |
| Isolation | Channel-to-Channel and Channel-to-Earth |
| Power Supply | Supplied from Backplane |
| Current Consumption | Max 240 mA at 5 V DC |
| Power Consumption | 2.5 W |
| Operating Temperature | -20 to 60°C (Standard), 0 to 50°C (Isolated) |
| Humidity Range | 10 to 90% RH, Non-Condensing |
| Dimensions | 140 x 60 x 30 mm |
| Weight | 0.3 kg |
| Mounting | Standard I/O Nest for CENTUM VP/ProSafe-RS |
| External Connection | KS Cable (KS1, KS3) via Adapter ATK4A-00 |
Applications
- Process Control: Ideal for applications that require reliable signal acquisition, including temperature, pressure, and flow measurement.
- Industrial Automation Systems: Seamlessly integrates with CENTUM VP and ProSafe-RS platforms for enhanced control and monitoring capabilities.
- Data Conversion: Converts analog signals to digital data for precise control in various industrial environments.
Conclusion
The Yokogawa AAI141-S00/K4A00 is a high-performance analog input module designed for industrial automation systems. Its high accuracy, fast response time, and advanced protection features make it ideal for use in demanding industrial environments. Whether you need to acquire signals from field devices or integrate with complex control systems, this module ensures stable, reliable, and precise signal conversion.