Yokogawa AAI143-S00 16-Channel Analog Input Module

Yokogawa AAI143-S00 Analog Input Module: Reliable 16-Channel 4-20mA Signal Acquisition

This standard, basic-type analog input module from Yokogawa delivers high-performance signal acquisition. It features 16 fully isolated channels for connecting 4-20mA field transmitters. The module offers excellent accuracy, fast data updates, and a flexible transmitter power supply. Ideal for industrial automation systems requiring reliable and precise analog signal measurement.

Core Features & Benefits

16 Isolated Channels: Measure sixteen 4-20mA signals independently, preventing noise interference.

High Accuracy & Speed: ±16 µA accuracy with data updated every 10ms for real-time control.

Versatile Transmitter Support: Configurable per channel for 2-wire or 4-wire transmitters with built-in power supply.

Robust & Safe: High 1500V AC withstand voltage protection for system safety.

Easy Integration: Connects via pressure clamp terminal or dedicated cables for simple installation.

Complete Technical Data

Brand: Yokogawa

Model & Suffix: AAI143-S00 (S: Standard, 0: Basic Type)

Input Channels: 16, isolated

Input Signal & Range: 4 to 20 mA DC

Maximum Input: 24 mA

Accuracy: ±16 µA

Data Update: 10 ms period

Input Resistance: 270 Ω (20mA) to 350 Ω (4mA) when powered ON

Withstanding Voltage: 1500 V AC for 1 min (Input to System)

Transmitter Power Supply: 19.0 - 25.5 V DC, current limited to 25 mA

Wiring Setup: Selectable per channel (2-wire or 4-wire transmitter)

Temperature Drift: ±16 µA per 10°C change

Current Consumption: 230 mA @5V DC, 540 mA @24V DC max

Communication Interface: Pressure clamp terminal, MIL connector, dedicated KS1 cable

Unit Weight: 0.3 kg

Installation Guide

Install the module in a suitable Yokogawa system rack. Use the pressure clamp terminals or dedicated MIL connector cable (KS1) for wiring. Set the configuration pin for each channel to match your transmitter type (2-wire or 4-wire). Ensure the ambient conditions are within specifications. Always follow the system's full installation manual.

Compatibility Notes

This module is designed for compatibility with corresponding Yokogawa PLC and control systems. It works with standard 4-20mA 2-wire and 4-wire transmitters. Please verify system compatibility with your specific main unit model before purchase.

Packaging List

1 x Yokogawa AAI143-S00 Analog Input Module.
1 x Set of documentation (may include datasheet).
Note: Mounting hardware and communication cables are typically sold separately.

Warranty & Shipping

This product is backed by a 12-month manufacturer's warranty from the date of purchase. We ship globally via reliable couriers: FedEx, UPS, and DHL.