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Yokogawa AAI143-H50/ATA4S-00 Analog Input Module

Name: Yokogawa AAI143-H50/ATA4S-00 Analog Input Module
Brand: Yokogawa
Availability: InStock

Manufacturer:Yokogawa

Product Number:AAI143-H50/ATA4S-00

Product Type:Analog Input Module

Origin:Japan

Dimensions:107.5 × 32.8 × 130 mm

Weight:0.3 kg

Views:39

Payment Methods:T/T, PayPal, Western Union

Condition:New & In Stock

Warranty:1 Year

Lead Time:1-3 Working Days

Certificate:COO

Courier partners:DHL, UPS, TNT, FedEx and EMS.

Business hours:7*24

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Product Description

The Yokogawa AAI143-H50/ATA4S-00 is a 16-channel isolated analog input module designed for high-integrity current signal acquisition in process automation systems. It is part of the Yokogawa FIO series, compatible with various field control stations. The module supports 4 to 20 mA input signals and provides HART communication capability for advanced diagnostics and remote configuration.

Technical Specifications

Parameter	Specification
Model	AAI143-H50/ATA4S-00
Input Channels	16 (Isolated)
Input Signal	4 to 20 mA
Allowable Input Current	Max. 24 mA
Input Resistance (Power ON)	270 Ω (20 mA) to 350 Ω (4 mA)
Input Resistance (Power OFF)	≥ 500 kΩ
Accuracy	±16 µA
Data Update Period	10 ms
Step Response Time	100 ms
Transmitter Power Supply	19.0 V or more (at 20 mA), max. 25.5 V
Output Current Limit	25 mA
Temperature Drift	±16 µA per 10 °C
Withstanding Voltage	1500 V AC (input to system, 1 minute)
External Connection	Pressure clamp terminal, MIL/KS1 connector
HART Communication	Supported
Dimensions	107.5 × 32.8 × 130 mm
Weight	0.3 kg
Mounting	ESB/ER Bus Node Unit (dual-redundant compatible)

Applications

Distributed Control Systems (DCS)
Chemical and Petrochemical Plants
Oil & Gas facilities
Power Generation Units
Water Treatment and Desalination
Pharmaceutical manufacturing

Key Advantages

High Accuracy: ±16 µA ensures precision in current signal acquisition
HART Capability: Enables remote configuration and diagnostics
Full Isolation: Isolated channels enhance signal integrity and safety
Fast Update Rate: 10 ms update ensures real-time responsiveness
Dual-Redundant Ready: Increases reliability in critical systems
Compact Design: Saves panel space with 16 channels in a slim form factor

Frequently Asked Questions (FAQ)

Q1: What type of input signals does the AAI143 module support?

A1: It supports 4 to 20 mA DC analog current input signals.

Q2: Are the input channels isolated?

A2: Yes, all 16 channels are fully isolated from each other and the system.

Q3: Does this module support HART communication?

A3: Yes, HART communication is supported for diagnostics and variable access.

Q4: Can the module be used in redundant systems?

A4: Yes, it supports dual-redundant configurations for high-availability systems.

Q5: What type of terminals are used for field wiring?

A5: It uses a pressure clamp terminal block (model ATA4S-00) for secure connections.

Q6: What is the input resistance range when powered on?

A6: The input resistance ranges from 270 Ω to 350 Ω depending on current.

Q7: What is the operating voltage for the transmitter power supply?

A7: It provides 19.0 V or more at 20 mA and up to 25.5 V at no load.

Q8: What environments is this module suited for?

A8: Suitable for industrial environments like chemical plants, refineries, and power stations.

Q9: Can this module be used in intrinsically safe applications?

A9: Yes, but only with an isolation barrier; Zener barriers are not supported.

Q10: What is the data update period of the module?

A10: It refreshes data every 10 milliseconds.