AAI143-H50/K4A00 Analog Input Module | Yokogawa 16-Channel

Yokogawa AAI143-H50/K4A00 Analog Input Module Overview

The Yokogawa AAI143-H50/K4A00 analog input module offers advanced signal acquisition for industrial automation systems. This 16-channel module provides complete channel isolation and supports HART protocol communication. It features a versatile KS cable interface adapter for easy connection to AEA4D terminal boards. The module delivers high accuracy and fast data updates for precise process monitoring.

Key Technical Specifications

• Brand: Yokogawa
• Model: AAI143-H50/K4A00
• Input Channels: 16 fully isolated channels
• Input Signal: 4 to 20 mA DC current loop
• Maximum Input: 24 mA allowable current limit
• Isolation Rating: 1500 V AC for 1 minute protection
• Input Resistance: 270-350 Ω when powered, 500 kΩ when off
• Measurement Accuracy: ±16 μA high precision
• Update Speed: 10 millisecond data refresh period
• Transmitter Power: 19.0V to 25.5V supply with 25 mA limit
• Wiring Support: Configurable 2-wire or 4-wire per channel
• Temperature Stability: ±16 μA drift per 10°C change
• Power Consumption: 230 mA at 5V DC, 540 mA at 24V DC max
• Communication: HART protocol support included
• Interface: KS cable adapter for AEA4D terminal boards
• Module Weight: 0.3 kilograms compact design

Installation and Connection Guide

• Use the included KS cable interface adapter for easy installation
• Connect to AEA4D terminal boards using the ATK4A-00 adapter model
• Configure each channel individually for 2-wire or 4-wire transmitters
• Ensure proper grounding and follow electrical safety standards
• Maintain adequate clearance for proper heat dissipation
• Verify all wiring connections before applying system power
• Use appropriate cable types for reliable signal transmission

Package Contents

• One Yokogawa AAI143-H50/K4A00 analog input module
• KS cable interface adapter (Model: ATK4A-00)
• Required mounting hardware and connection accessories
• Installation guide and technical documentation
• Product specification sheets and compliance information

Shipping Information

• International shipping via FedEx, UPS, and DHL services
• Order processing typically within 1-2 business days
• Complete tracking information provided after shipment
• Secure packaging ensures product arrives in perfect condition

Frequently Asked Questions

• What is the advantage of HART protocol support?
  HART enables digital communication alongside analog signals for advanced device configuration and diagnostics.
• Can I mix different transmitter types on one module?
  Yes, each channel configures separately for 2-wire or 4-wire transmitter operation.
• What is the significance of 1500V AC isolation?
  This high isolation protects against electrical noise, surges, and ground loops in industrial environments.
• How fast does the module update input data?
  The AAI143-H50/K4A00 refreshes all channel data every 10 milliseconds.
• What terminal boards are compatible with this module?
  The module connects directly to AEA4D terminal boards using the provided KS adapter.
• What power supplies does the module require?
  It needs both 5V DC and 24V DC power inputs for proper operation.

For pricing, technical specifications, or application support:
Email: sales@nex-auto.com
Phone: +86 153 9242 9628 (WhatsApp available)