Yokogawa AAI143-S03 Analog Input Module

Overview

The Yokogawa AAI143-S03 is a high-precision analog input module for industrial control systems. It acquires signals from pressure transmitters, temperature sensors, and flow meters. The module provides 16 isolated channels for reliable signal measurement in demanding applications. It supports standard 4–20 mA signals and HART communication for advanced field device integration. Designed for CENTUM VP and CENTUM CS 3000, it ensures accurate, real-time process control.

Technical Specifications

• Model Number: AAI143-S03

• Module Type: Analog Input Module

• Number of Channels: 16 isolated analog input channels

• Input Signal Types: 4–20 mA DC; supports HART communication

• Measurement Accuracy: ±0.01% of full scale

• Rated Input Power: 24 V DC

• Power Consumption: ≤ 50 mW per channel; nominal 3.5 W

• Isolation Type: Channel-to-channel and channel-to-system isolation

• Input Resistance: 250 Ω (internal)

• Maximum Input Current: 30 mA

• A/D Conversion: 16-bit resolution

• Data Update Period: 100 ms

• Module Status Indicators: Module OK, Module FAIL, Loopback OK

• Operating Temperature: –20°C to +70°C (32 to 122°F)

• Storage Temperature: –20°C to +60°C (–4 to 140°F)

• Relative Humidity: 5 to 95% RH, non-condensing

• Dimensions (L × W × H): 95 mm × 95 mm × 105 mm

• Weight: 0.3 kg

• Mounting: Rack-mounted within FIO system