Product Description
The AAI543 (P/N: AAI543-H03/K4A00) is a 16-channel analog output module designed for the Yokogawa CENTUM VP distributed control system, providing fully isolated 4–20 mA outputs to drive critical final control elements, including valve positioners and actuators.
The H03 variant features ISA Standard G3 conformal coating for corrosion resistance and an extended operating range of -20 to 70 °C, making it suitable for harsh industrial environments. Integrated HART communication enables remote diagnostics and asset management of smart field devices. The K4A00 option includes the ATK4A-00 adapter, allowing secure connection to AEA4D terminal boards via KS cables, streamlining installation and maintenance.
Technical Specifications
| Feature | Specification |
|---|---|
| Output Channels | 16, fully isolated |
| Signal Range | 4 to 20 mA DC |
| Communication | HART digital protocol |
| Environmental Protection | ISA Standard G3 conformal coating (corrosion resistant) |
| Operating Temperature | -20 to 70 °C (-4 to 158 °F) |
| Load Resistance | 0–750 Ω |
| Isolation | 1500 V AC for 1 minute (output-to-system) |
| Accuracy | ±48 μA (temperature drift ±16 μA per 10 °C) |
| Update Rate | 10 ms |
| Diagnostics | Circuit-open detection (active below 0.65 mA) |
| Power Consumption | 230 mA @ 5 V DC, 540 mA @ 24 V DC |
| Interface | ATK4A-00 KS Cable Adapter for AEA4D terminal boards |
| Weight | 0.4 kg |
Application Use Cases
The AAI543-H03/K4A00 is ideal for offshore platforms, refineries, and chemical plants, particularly in corrosive or high-temperature environments. Its high channel isolation and G3 protection ensure reliable control of safety-critical valves, while HART integration supports remote monitoring and diagnostics for proactive maintenance.
FAQ
What does the "Standard switch-over response" mean?
-
In dual-redundant setups, the module manages seamless transitions between active and standby units without causing process signal bumps, ensuring stable device control.
Can this module be used without a terminal board?
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The K4A00 adapter is intended for connection to a KS cable and AEA4D terminal board. For direct wiring, select a module with a pressure clamp terminal option instead.
| 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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