The Yokogawa AAB841 Analog I/O Module is a high-performance industrial automation module designed for accurate and reliable analog signal processing in DCS (Distributed Control Systems), PLC (Programmable Logic Controllers), and SCADA (Supervisory Control and Data Acquisition) systems.

This module is specifically engineered for precise data acquisition and control, ensuring stable signal conversion between field devices and automation control systems. With high-resolution A/D and D/A conversion, the AAB841 provides enhanced accuracy, minimal signal distortion, and superior noise immunity.

Its robust design, flexible configuration options, and industrial-grade reliability make it an essential component for process industries, power plants, manufacturing automation, and oil & gas applications.

Product Specifications

Applications

The Yokogawa AAB841 Analog I/O Module is widely used in industrial automation and process control applications, including:

• Process Industries – Provides accurate measurement and control of temperature, pressure, flow, and level.
• Power Plants – Supports real-time monitoring and control of turbines, generators, and substations.
• Manufacturing Automation – Ensures precise control of robotic arms, motors, and actuators.
• Oil & Gas Industry – Enhances monitoring and control of drilling, refining, and pipeline operations.
• Water Treatment Plants – Facilitates monitoring of flow rates, pH levels, and filtration processes.
• SCADA Systems – Enables remote monitoring and control of distributed industrial assets.
• HVAC & Building Automation – Ensures efficient control of heating, ventilation, and air conditioning systems.

Key Advantages

1. High Precision Data Acquisition – 16-bit resolution ensures superior accuracy and stability.
2. Fast Response Time – 1 ms sampling rate per channel guarantees real-time signal processing.
3. Multiple Signal Compatibility – Supports both voltage and current input/output options.
4. Robust Industrial Design – Temperature, vibration, and shock-resistant, suitable for harsh environments.
5. Low Signal Distortion – High-quality A/D and D/A conversion ensures clean and precise signals.
6. Redundant Configuration Support – Enables fail-safe operation for critical industrial processes.
7. Flexible Communication Interfaces – Compatible with RS-485, Modbus, and Fieldbus protocols.
8. Easy Installation and Configuration – DIN rail and panel mounting options for versatile deployment.
9. High Isolation Voltage – 1500V AC isolation prevents electrical interference and enhances safety.
10. Certified for Global Standards – CE, UL, and CSA certified for compliance with industrial regulations.