Yokogawa AAV144-S53/K4A00 Voltage Input Module

The Yokogawa AAV144-S53/K4A00 is a high-performance Voltage Input Module designed specifically for integration with Yokogawa’s CENTUM CS 3000 and CENTUM VP distributed control systems (DCS). As part of the Analog Input Module family, this model excels in monitoring DC voltage signals, delivering precision analog measurements for complex industrial automation systems. Its robust configuration allows for enhanced signal fidelity, low-noise performance, and high immunity to electrical interference, making it a reliable component for critical process applications.

Developed with long-term reliability and operational continuity in mind, the AAV144-S53/K4A00 supports a wide range of analog voltage signals and is capable of isolating input signals to prevent system-wide disruptions. It is especially tailored for industries requiring strict analog performance, such as power generation, petrochemical, oil and gas, and pharmaceuticals.

Product Specifications

Product Applications

• Oil & Gas: Monitoring of field instruments and control signals in refineries and pipelines.

• Power Plants: Voltage sensing for turbine control and electrical distribution systems.

• Pharmaceuticals: Recording cleanroom sensor data with high accuracy.

• Chemical Processing: Handling analog process variables with minimized signal distortion.

• Water Treatment: Accurate measurement of control voltages in dosing and filtration systems.

• Pulp and Paper: Integration into distributed control networks for energy and quality control.

Product Advantages

• High Signal Accuracy: With 16-bit resolution and low error tolerance, it ensures accurate analog input readings.

• Input Isolation: Each input channel is isolated, enhancing safety and preventing cross-interference.

• Advanced Diagnostics: Equipped with failure detection features to support proactive maintenance.

• System Compatibility: Seamlessly integrates into Yokogawa’s flagship DCS platforms.

• Reduced Downtime: Supports redundancy configurations to maintain system availability.

• Space Efficient Design: Compact module suitable for high-density I/O cabinets.

• Electromagnetic Immunity: Excellent performance in noisy industrial environments.

• Extended Temperature Range: Reliable operation even in demanding environmental conditions.

• Compliant with Global Standards: CE, UL, CSA certifications ensure worldwide deployment capabilities.

• Long-Term Support: Backed by Yokogawa’s extensive service and upgrade lifecycle management.

FAQ

1. Does the AAV144-S53/K4A00 support multi-range input signal configuration?

   Yes, it supports configuration for various DC voltage ranges including ±10V, ±5V, and 0–10V.

2. Can this module detect input signal faults or wiring issues automatically?

   Yes, it includes open wire and signal failure detection functions.

3. What is the A/D conversion precision of this module?

   The AAV144-S53/K4A00 uses 16-bit A/D conversion for high resolution.

4. Is hot-swapping supported for this module?

   No, hot-swapping is not supported. Modules must be installed or removed when the system is powered down.

5. Does this module provide channel-to-channel isolation?

   Yes, each input channel is galvanically isolated from the others.

6. Can the module be calibrated via the control system?

   Yes, it supports software-based calibration through Yokogawa’s engineering tools.

7. What diagnostic functions are integrated in the module?

   It includes diagnostics for open circuit detection, signal level fault, and hardware failure.

8. Does it support redundant I/O configurations?

   Yes, it is compatible with redundant I/O configurations to enhance system reliability.

9. What is the default sampling time per channel?

   The default analog sampling time is 50 milliseconds per channel.

10. How does the module handle overvoltage protection?

    Built-in protection circuitry prevents damage from transient input voltage spikes.