The Yokogawa AAI143-S03/A4S00 functions as a high-performance analog input module for advanced industrial automation systems. We engineered this unit to deliver precise signal processing across 16 fully isolated channels. It accepts standard 4 to 20 mA DC current signals from field transmitters and sensors. Consequently, this module ensures accurate data acquisition for critical process control applications.
Technical Specifications and Key Features
Understanding the exact technical attributes of the Yokogawa AAI143-S03/A4S00 is essential for proper system integration. We have designed this input module to meet rigorous industrial standards for accuracy and reliability. Its isolated channel architecture prevents ground loops and interference between signals. The table below details its core design and operational capabilities.
| Specification | Details |
|---|---|
| Model Number | AAI143-S03/A4S00 |
| Product Type | Analog Input Module |
| Input Channels | 16 isolated channels |
| Input Signal | 4 to 20 mA DC |
| Input Resistance | 250 Ω (at 20 mA) |
| Transmitter Power Supply | 24 V DC |
| Weight | Approximately 0.3 kg |
| Configuration | Compatible with dual-redundant setups |
| Temperature Range | -20 to 70 °C (with ISA Standard G3 option) |
Advanced Input Capabilities and Configuration
This Yokogawa AAI143-S03/A4S00 module excels in providing high-accuracy signal acquisition for demanding processes. It includes the ISA Standard G3 option for extended temperature operation from -20 to 70 °C. The suffix code -S03 indicates the standard type with enhanced environmental protection. Therefore, this module suits installations in harsh industrial environments with temperature fluctuations.
The AAI143-S03/A4S00 supports dual-redundant configurations for applications requiring maximum system availability. Its integrated transmitter power supply at 24 V DC simplifies wiring by eliminating external power sources. Additionally, the module maintains high accuracy across the full 4 to 20 mA input range. This precision ensures reliable measurement data for closed-loop control and monitoring.
Seamless Integration with Yokogawa Systems
As a genuine Yokogawa component, the AAI143-S03/A4S00 offers guaranteed compatibility with Centum VP and other Yokogawa platforms. You can install it directly into compatible I/O racks for streamlined system expansion. Its lightweight design of approximately 0.3 kg simplifies handling during installation or replacement. The module adheres to the strict quality standards associated with the Yokogawa automation portfolio.
We recommend this analog input module for applications requiring 16 isolated channels with high accuracy. Its 250 Ω input resistance matches standard 4 to 20 mA transmitters without additional components. Always verify the suffix code A4S00 ensures the correct configuration for your environment. The Yokogawa AAI143-S03/A4S00 represents a reliable choice for precision analog signal acquisition.
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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