




Yokogawa AAI143-S53 Analog Input Module
Introduction — Precision Analog Acquisition for Demanding Process Control
The Yokogawa AAI143-S53 Analog Input Module is designed to deliver accurate, stable, and noise-resistant signal acquisition for DCS and industrial automation systems. With its refined analog architecture and intelligent filtering, this module ensures that every measurement—temperature, pressure, level, flow, or vibration—arrives clean and trustworthy. Plants looking to increase reliability, reduce downtime, and modernize signal processing often turn to the AAI143-S53 for its proven performance and seamless integration with Yokogawa control platforms.
Technical Specifications — Performance, Capacity & Physical Data
| Specification | Description |
|---|---|
| Module Type | Analog Input Module |
| Channels | 16 AI Channels |
| Signal Types Supported | 4–20 mA, 1–5 V, mV-level signals (varies by configuration) |
| Input Resolution | High-resolution conversion for precise control |
| Isolation | Channel-to-bus and channel-to-ground isolation |
| Sampling Rate | Optimized for stable DCS signal processing |
| Diagnostics | Open-circuit detection, module health, communication status |
| Operating Temperature | –20°C to +60°C |
| Mounting | Mounted on the I/O baseplate for CENTUM/ProSafe-RS systems |
| Dimensions | 130 mm × 27 mm × 130 mm |
| Weight | Approx. 0.18 kg (0.40 lb) |
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