The Yokogawa AAI143-H00 S1 is a high-precision analog input module designed for use within Yokogawa’s CENTUM and ProSafe-RS Distributed Control Systems (DCS). This module provides reliable acquisition and processing of analog signals from field devices, enabling precise measurement and control in critical industrial applications.

The AAI143-H00 S1 is engineered to handle various input types such as voltage, current, and resistance temperature detectors (RTDs). It offers exceptional accuracy and noise immunity, contributing to the stable operation of automation systems in sectors including power generation, petrochemicals, and manufacturing.

Its robust construction and Yokogawa’s proven technology ensure long-term durability and consistent performance even under harsh operating conditions.

Product Specifications

Applications

The AAI143-H00 S1 Analog Input Module is employed in diverse industries where accurate analog signal acquisition is critical:

• Power Generation Plants — monitoring critical parameters like temperature, pressure, and flow

• Petrochemical and Refining Industries — control and safety systems requiring reliable input signals

• Water and Wastewater Treatment — measuring various process variables for regulatory compliance

• Chemical Manufacturing — process monitoring and control for reaction conditions

• Pharmaceutical Production — precise environmental and process condition monitoring

• Food and Beverage Processing — quality control and process optimization

Advantages

• High Precision and Stability: With ±0.05% accuracy, the module provides dependable measurement essential for tight process control.

• Multiple Input Types Supported: Supports various analog signals including current, voltage, thermocouples, and RTDs.

• Robust Electrical Isolation: Provides channel-to-channel and channel-to-earth isolation to prevent signal interference.

• Fast Response Time: Typical response time of 100 ms ensures timely data acquisition for process control.

• Wide Operating Range: Designed to operate reliably within industrial temperature and humidity ranges.

• Seamless Integration: Compatible with multiple Yokogawa DCS platforms ensuring flexible deployment.

• Compact and Durable Design: Optimized size and rugged construction for ease of installation and longevity.

Frequently Asked Questions (FAQ)

1. What types of analog signals can the AAI143-H00 S1 module handle?

   It supports 4–20 mA, 0–20 mA, 1–5 V, 0–5 V, RTDs, and thermocouples.

2. How many input channels are available on this module?

   The module provides 8 independent analog input channels.

3. What is the typical accuracy of the module?

   It offers ±0.05% full-scale accuracy for precise measurements.

4. Can the module isolate signals between channels?

   Yes, it provides both channel-to-channel and channel-to-earth electrical isolation.

5. What is the operating temperature range of the module?

   It operates between 0°C and +55°C reliably.

6. Is the module compatible with multiple Yokogawa DCS systems?

   Yes, it works with CENTUM VP, CENTUM CS 3000, and ProSafe-RS systems.

7. What kind of A/D converter does the module use?

   It uses a Delta-Sigma analog-to-digital converter for accurate signal conversion.

8. What is the typical response time for signal updates?

   The typical response time is around 100 milliseconds.

9. How is power supplied to the module?

   It uses a 24 V DC power supply.

10. What are the physical dimensions and weight of the module?

    It measures 107.5 × 32.8 × 130 mm and weighs 0.3 kg.