Yokogawa AAI143-H03 Analog Input Module 12-Month Warranty 12-Month Warranty

Brand：Yokogawa Electric

Item No.：Yokogawa AAI143-H03

Product origin：Japan

Dimensions:107.5 × 32.8 × 130 mm

Weight:0.3 kg

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Product Introduction：

Overview

The Yokogawa AAI143-H03 is a 16-channel, isolated analog input module designed for industrial automation systems. It accepts 4–20 mA DC signals from field devices, providing precise and reliable data acquisition for process monitoring and control in Distributed Control Systems (DCS).

General Information

Part Number: AAI143-H03

Product Name / Model: AAI143 Analog Input Module

Manufacturer: Yokogawa Electric Corporation

Series / Module Type: AAI143

Type: Analog Input Module

Country of Origin: Japan

Mounting / Format: DIN rail

Application Area: Industrial automation, process control, sensor data acquisition

Electrical Specifications

Number of Input Channels: 16 (isolated)

Input Signal Types: 4–20 mA DC

Allowable Input Current: 24 mA

Withstanding Voltage: 1500 V AC for 1 minute (between input and system)

Input Resistance:

Power ON: 270 Ω (at 20 mA) to 350 Ω (at 4 mA)

Power OFF: 500 kΩ or more

Accuracy: ±16 µA

Data Update Period: 10 ms

Transmitter Power Supply:

Voltage: 19.0 V or higher (at 20 mA), 25.5 V or less (at 0 mA)

Output Current Limit: 25 mA

Transmitter Type Compatibility: Selectable for each channel (2-wire or 4-wire)

Environmental Parameters

Operating Temperature: -20°C to +70°C

Storage Temperature: -40°C to +70°C

Relative Humidity: Not specified

Cooling Method: Natural convection

Protection Rating: Not specified

Dimensions & Weight

Dimensions (L × W × H): 107.5 × 32.8 × 130 mm

Weight: 0.3 kg

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