AAI143-S50 Yokogawa Analog Input Module - 16-Channel

Yokogawa AAI143-S50 16-Channel Isolated Analog Input Module

The Yokogawa AAI143-S50 is a high-performance, 16-channel analog input module. It is designed for reliable and precise measurement of standard 4-20mA signals in industrial automation. Each channel is isolated for safety and includes a configurable power supply for your transmitters.

Main Features

16 Isolated Channels: Measure 16 signals safely and independently.
High Precision: Offers excellent accuracy for trustworthy data.
Flexible Setup: Supports both 2-wire and 4-wire transmitters on every channel.
Fast Response: Updates measurement data every 10 milliseconds.
Built-in Power: Supplies power to connected transmitters directly.

Technical Specifications

Brand: Yokogawa
Full Model: AAI143-S50 (Standard, No Explosion Protection, Basic Type)
Type: Analog Input Module
Input Range: 4 to 20 mA
Channels: 16, Isolated
Accuracy: ±16 µA
Update Time: 10 ms
Input Resistance: 270 Ω (20mA) to 350 Ω (4mA)
Isolation Voltage: 1500 V AC (1 min)
Transmitter Supply: 19.0 - 25.5 V DC (25 mA limit)
Power Use: 230 mA @5V DC, 540 mA @24V DC
Connections: Pressure clamp terminal, MIL connector
Weight: 0.3 kg

Installation Guide

Mount the module on a standard DIN rail. Connect your wires securely to the pressure clamp terminals. Use the setting pin on each channel to select 2-wire or 4-wire transmitter mode. Ensure proper ventilation and operating temperature.

System Compatibility

This module is compatible with Yokogawa FA-M3 and other major control systems. It works seamlessly with all standard 4-20mA transmitters. For communication, use the provided terminal block or optional KS1/MIL connector cables.

Package Includes

• 1x Yokogawa AAI143-S50 Module.
• 1x User Manual.
• Setting pins and labels.

Shipping & Warranty

Shipped quickly via FedEx, UPS, or DHL. Your order is backed by a solid 12-month warranty from the date of purchase.