Yokogawa NFAI143-H50/A4AS0 Analog Input Module

Overview

The Yokogawa NFAI143-H50/A4AS0 is a high-performance Analog Input Module. It processes 4–20 mA current signals with outstanding accuracy. Moreover, it ensures reliable data acquisition for control and monitoring systems. The module isolates inputs from the system, thus improving safety and system stability. With fast data updates and robust protection, it fits demanding industrial environments perfectly.

Technical Specifications

• Model Number: NFAI143-H50/A4AS0

• Type: Analog Input Module

• Manufacturer: Yokogawa

• Input Signal: 4 to 20 mA current signals

• Number of Channels: 16 isolated input channels

• Isolation: Electrical isolation between input and system

• Accuracy: ±0.1% of full scale

• Data Update Cycle: 10 milliseconds

• Power Supply: 24.0 to 25.5 V DC

• Current Consumption: 230 mA at 5 V DC, 540 mA at 24 V DC

• Operating Temperature: 0°C to +60°C

• Input Signal Range: 4 to 20 mA DC

• Allowable Input Current: Maximum 24 mA

• Withstanding Voltage: 1500 V AC for 1 minute (input to system)

• Overcurrent Protection: Built-in protection against faults

• Temperature Drift: Maximum ±0.01% per °C

• Weight: 0.3 kg