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Yokogawa Electric/

Yokogawa AAI143-S50/ATA4S-00 Analog Input Module

Brand:Yokogawa Electric
Item No.:AAI143-S50/ATA4S-00
Product Origin:Japan
Product Dimensions:130 mm × 25 mm × 180 mm
Product Weight:0.3KG
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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  • Product Details
  • Product Applications
  • Product Advantages
  • Technical FAQs
  • Contact


Introduction — High-Reliability Analog Input for Industrial Automation

The Yokogawa AAI143-S50/ATA4S-00 Analog Input Module is engineered to provide precise, high-density analog signal acquisition for distributed control systems (DCS). With 16 isolated input channels and the robust ATA4S-00 interface, it ensures reliable 4–20 mA measurement even in challenging industrial environments. This module combines fast response, high accuracy, and simplified wiring, making it ideal for critical process control applications requiring consistent and uninterrupted operation.


Technical Specifications — Dimensions & Performance

Specification Description
Module Type Analog Input Module
Number of Channels 16 isolated channels
Input Signal 4–20 mA DC; 1–5 V DC compatible
Input Resistance ~270 Ω at 20 mA, 350 Ω at 4 mA
Accuracy ±16 µA typical
Update Rate 10 ms per channel
Transmitter Power Supply 19–25.5 V DC, up to 25 mA per channel
Isolation Voltage 1500 V AC (input-to-system)
Power Supply 24 V DC nominal
Operating Temperature –25°C to +70°C
Dimensions 130 mm × 42 mm × 180 mm
Weight ~0.34 kg
Terminal Interface ATA4S-00 pressure-clamp terminals for reliable and secure connections

Applications — Ideal Use Cases

  • High-density analog input for DCS in chemical, power, and water treatment plants

  • Measurement of critical process variables such as flow, pressure, level, and temperature

  • Industrial environments requiring channel isolation to prevent ground loops and electrical noise

  • Control loops for pumps, valves, and actuators

  • Replacement or expansion of existing analog input systems

  • Applications requiring reliable, surge-protected connections for harsh environments


Advantages — Why Choose the AAI143-S50/ATA4S-00

  • 16 isolated channels for interference-free measurements

  • Fast update rate (10 ms) for responsive process monitoring

  • Integrated transmitter power supply reduces external wiring needs

  • ATA4S-00 terminal interface provides secure, reliable connections

  • High accuracy (±16 µA) ensures precise measurement of critical process variables

  • Compact, durable design for efficient rack installation

  • Enhanced surge and noise protection for industrial environments

Technical FAQs — 10 Key Questions

  1. How many channels are included?

    • 16 isolated analog input channels.

  2. What types of signals does it accept?

    • 4–20 mA DC and 1–5 V DC compatible.

  3. Does the module supply power to 2-wire transmitters?

    • Yes, 19–25.5 V DC up to 25 mA per channel.

  4. What is the measurement accuracy?

    • ±16 µA typical.

  5. What is the update rate for the channels?

    • 10 ms per channel.

  6. Can it handle electrically noisy industrial environments?

    • Yes, 1500 V AC isolation per channel and ATA4S-00 interface provide reliable protection.

  7. What are its physical dimensions and weight?

    • 130 mm × 42 mm × 180 mm; ~0.34 kg.

  8. What is the operating temperature range?

    • –25°C to +70°C.

  9. Which terminal interface does this module use?

    • ATA4S-00 pressure-clamp terminals.

  10. Is it suitable for critical industrial process applications?

    • Yes, designed for high-reliability operation in demanding environments.

Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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