Yokogawa AAI141-H50/K4A00 Analog Input Module

The Yokogawa AAI141-H50/K4A00 Analog Input Module is an advanced component designed for high-precision, industrial-grade analog signal processing. This module is part of the Yokogawa CENTUM VP Distributed Control System (DCS), which is widely used in process control, monitoring, and automation applications. With its flexible configuration, the AAI141-H50/K4A00 module is engineered to handle a variety of input types such as voltage, current, resistance temperature detectors (RTD), and thermocouples.

This module is designed for use in demanding industrial environments where stability and high reliability are crucial. It ensures accurate and timely monitoring of process parameters, making it an essential piece of equipment in sectors like chemical manufacturing, oil & gas, power generation, water treatment, and many more.

Thanks to its compact form factor, high-speed signal processing, and robust performance, the AAI141-H50/K4A00 is a versatile solution for both small and large-scale control systems. It is widely adopted for real-time measurement applications, where operational efficiency and fault-free performance are of the utmost importance.

Product Parameters

Product Applications

The AAI141-H50/K4A00 Analog Input Module is widely used across various industries, offering precise and reliable measurement solutions. Some of the most common applications include:

1. Oil & Gas Industry: The module is frequently employed in monitoring essential parameters such as pressure, temperature, and flow from field instruments like pressure transmitters and flow meters.
2. Power Generation: It is used for measuring signals from turbines, boilers, cooling systems, and various other power plant equipment, ensuring smooth and efficient operations.
3. Chemical and Petrochemical Industries: The AAI141-H50/K4A00 is used for monitoring critical process variables such as temperature, pressure, and flow in reactors, storage tanks, and distillation columns.
4. Water Treatment: In water treatment plants, it is used for measuring parameters like pH, turbidity, and dissolved oxygen, ensuring water quality meets regulatory standards.
5. Pharmaceutical Manufacturing: This module ensures precise control of temperature, pressure, and flow in pharmaceutical production, particularly in controlled environments where consistency is essential.
6. Food and Beverage Processing: In this sector, it monitors temperature, pressure, and humidity levels to ensure product quality and production efficiency.
7. HVAC Systems: Used for managing temperature, humidity, and pressure in building climate control systems, contributing to energy efficiency and system reliability.
8. Industrial Automation: The module is applied to factory automation for real-time process control, managing variables like temperature, pressure, and humidity in industrial machines.
9. Mining and Metals: It is used in mining operations for monitoring and controlling various process variables, such as flow and temperature in smelting furnaces and mining equipment.
10. Environmental Monitoring: For applications in environmental protection, the module is used to monitor environmental variables such as air quality, emissions, and water conditions.

Product Advantages

1. Precision and High Accuracy: With an accuracy of ±0.1%, the AAI141-H50/K4A00 ensures reliable and highly accurate measurements in critical applications.
2. Wide Input Compatibility: It supports a variety of input signals, including voltage, current, RTD, and thermocouples, making it highly versatile for diverse industrial needs.
3. Fast Response Time: With a response time of ≤50 ms, it allows for real-time measurement and control, ensuring that critical parameters are monitored and adjusted promptly.
4. High Signal Isolation: The module provides 1500 Vrms isolation, offering robust protection from electrical noise, surges, and grounding issues.
5. Compact Design: Its small dimensions (107.5×32.8×130 mm) make it suitable for tight installation spaces, maximizing equipment efficiency.
6. Wide Operating Temperature Range: It operates in temperatures from -20°C to +60°C, ensuring reliable operation in harsh industrial environments.
7. Robust Communication Options: The module supports multiple communication protocols like HART and Modbus, which facilitates integration into existing systems.
8. CE, UL, and CSA Certifications: The module complies with global safety standards, making it ideal for international projects and installations.
9. Efficient Installation: The DIN rail mounting feature simplifies installation and maintenance, saving both time and resources.
10. Cost-Effective Solution: Offering a balance of performance and affordability, this module provides an economical solution for industrial measurement needs.