




Yokogawa AAI143-S00 Analog Input Module
Introduction — Reliable Analog Input for Core Process Measurement
The Yokogawa AAI143-S00 Analog Input Module is engineered for stable and accurate process variable acquisition within the CENTUM distributed control system platform. Designed as a non-HART, high-reliability analog input solution, the S00 variant offers excellent precision, noise immunity, and long-term stability. With 8 isolated channels and robust signal filtering, this module is well-suited for essential monitoring tasks in industries where dependable measurement is the foundation of smooth operations.
Technical Specifications — Electrical & Physical Characteristics
| Specification | Description |
|---|---|
| Module Type | 8-Channel Isolated Analog Input Module |
| Input Signal | 4–20 mA, 0–20 mA, ±10 V DC (varies by terminal configuration) |
| Number of Channels | 8 isolated channels |
| Input Impedance | 250 Ω (current), 10 MΩ (voltage) |
| Accuracy | ±0.1% of span |
| Update Rate | Approx. 10 ms per channel |
| Isolation Voltage | 1500 V AC (input-to-system) |
| Power Consumption | 5 V DC @ ~200 mA, 24 V DC @ ~300 mA |
| Operating Temperature | –25°C to +70°C |
| Dimensions | 130 mm × 25 mm × 180 mm |
| Weight | ~0.28 kg |
| Communication | Standard analog (non-HART) |
| Terminal Style | Depends on assigned terminal block model (A4, K4, etc.) |
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