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Introduction — High-Precision Analog Measurement for Industrial Automation
The Yokogawa NFAI141‑S50 is a robust Analog Input Module designed to deliver precise, reliable measurements from field sensors into control systems. Ideal for integration with Yokogawa STARDOM and CENTUM automation platforms, this module converts voltage, current, and process signals into digital data for real-time monitoring and control. Its industrial-grade construction ensures consistent performance in harsh environments, supporting mission-critical applications where accuracy and reliability are non-negotiable.
Technical Specifications
| Specification | Details |
|---|---|
| Model | NFAI141‑S50 |
| Module Type | Analog Input Module |
| Number of Channels | 8 isolated channels |
| Input Signal Types | Voltage, current, thermocouples, RTDs |
| Input Range | ±10 V, 0–20 mA, 4–20 mA, configurable for thermocouples and RTDs |
| Resolution | 16-bit |
| Accuracy | ±0.1% of full scale |
| Isolation Voltage | 500 V AC between channels and system |
| Data Update Cycle | 10 ms |
| Operating Temperature | −20 °C to +70 °C |
| Dimensions (W×H×D) | 110 mm × 110 mm × 35 mm |
| Weight | ~0.35 kg |
| Mounting | Panel or DIN rail compatible |
This module provides a perfect balance of high channel density, compact design, and industrial-grade isolation, ensuring accurate signal capture even in electrically noisy environments.
