Product Description
The AAI143-S50/A4S10 is a 16-channel isolated analog input module designed for the Yokogawa CENTUM VP Field Control Station (FCS). It is engineered for aggressive industrial environments, with the S50 specification providing ISA Standard G3 conformal coating to protect against moisture and corrosive gases such as Hydrogen Sulfide (H₂S) and Chlorine.
This module includes the /A4S10 factory-installed Pressure Clamp Terminal Block (ATA4S-10), which ensures high-integrity field wiring, superior noise immunity, and signal stability. With fully isolated channels, it prevents ground loops and safeguards the system logic from electrical surges, making it a critical component for high-availability process control.
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Channels | 16, fully isolated |
| Signal Type | 4–20 mA DC |
| Environmental Protection | G3 conformal coating (S50) |
| Terminal Interface | Pressure Clamp Terminal Block (ATA4S-10) |
| Operating Temperature | -20 to +60 °C |
| Measurement Accuracy | ±0.1% of span |
| Data Refresh Rate | 10 ms |
| Transmitter Power Supply | ≥19.0 V at 20 mA |
| Withstanding Voltage | 1500 V AC (input to system logic) |
| Dimensions (W × H × D) | 50 × 25 × 120 mm |
| Weight | 0.3 kg |
| Module Type | Isolated analog input (2-wire / 4-wire compatible) |
Field Device Compatibility
The AAI143-S50/A4S10 supports both 2-wire and 4-wire transmitters. Internal setting pins allow each channel to be independently configured to:
-
Provide loop power to 2-wire devices
-
Accept externally powered 4-wire signals
Its compact footprint and high-speed 10 ms update cycle make it ideal for chemical processing, maritime, and oil & gas applications where signal integrity and rapid process data acquisition are critical.
Frequently Asked Questions
Q: What is the difference between A4S00 and A4S10 terminal blocks?
A: The A4S10 variant includes enhanced grounding and shielding features to improve noise immunity in electromagnetically noisy environments.
Q: Does this module support redundant operation?
A: Yes. It is compatible with dual-redundant FIO node baseplates, enabling seamless failover without interrupting the process control loop.
| 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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