Product Description
The AAI143-H50/A4S10 is a 16-channel high-density analog input module for the Yokogawa CENTUM VP Field Control Station (FCS). It interfaces with 4–20 mA DC signals from field transmitters and includes HART digital communication, allowing the control system to access secondary variables and perform remote diagnostics on intelligent field devices without additional handheld tools.
This model features the /A4S10 option, which incorporates an ATA4S-10 Pressure Clamp Terminal Block. This terminal provides high-integrity wiring, enhanced signal stability, and superior noise immunity, making it ideal for environments with significant electromagnetic interference. With a 10 ms update period and 1500 V AC channel-to-system isolation, the module ensures fast, accurate, and reliable data acquisition for critical process control loops.
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Channels | 16, isolated |
| Signal Type | 4–20 mA DC |
| Digital Communication | HART Protocol (digital over analog) |
| Terminal Interface | Pressure Clamp Terminal Block (ATA4S-10) with high noise immunity |
| Accuracy | ±16 μA (±0.1% of span) |
| Data Update Cycle | 10 ms |
| Transmitter Power Supply | ≥19.0 V at 20 mA (up to 25.5 V at 0 mA) |
| Withstanding Voltage | 1500 V AC (input to system, 1 minute) |
| Power Requirements | 230 mA at 5 V DC; 540 mA at 24 V DC |
| Transmitter Type | Configurable for 2-wire or 4-wire via internal pins |
| Weight | 0.4 kg |
Application Scenarios
The AAI143-H50/A4S10 is widely used in chemical refineries, power generation plants, and pharmaceutical facilities. Its design is particularly suited for loops requiring:
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High-speed process monitoring of flow, pressure, or level
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Smart instrumentation diagnostics via HART pass-through
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High-density I/O wiring with robust terminal connections
The integrated loop power simplifies wiring for 2-wire transmitters, reducing the need for external power supplies.
Frequently Asked Questions
Q: What is the benefit of the A4S10 terminal block compared to A4S00?
A: The ATA4S-10 offers enhanced noise immunity and is optimized for electrically noisy environments, improving signal integrity.
Q: Can this module provide power to field transmitters?
A: Yes. It supplies integrated loop power for 2-wire transmitters (up to 25.5 V at 0 mA), supporting direct connection without additional power sources.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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