Product Description
The NFAI543-H50/S1 is a high-performance analog output module manufactured by Yokogawa Electric Corporation for industrial automation and process control applications. This module serves as a reliable interface between DCS backplane digital control signals and field-level analog actuators, delivering stable and precise output control for critical process loops.
Designed for continuous operation in harsh industrial environments, the NFAI543-H50/S1 provides high signal stability with minimal drift and strong immunity to electromagnetic interference. It is commonly used to drive field devices such as control valves, positioners, and variable frequency drives (VFDs). Its compact modular design supports high-density installation in control cabinets, helping optimize rack space utilization while maintaining reliable thermal and electrical performance.
Detailed Technical Specifications
| Parameter | Specification |
|---|---|
| Model Identification | NFAI543-H50/S1 |
| Device Function | Analog Output Module |
| Manufacturer | Yokogawa Electric Corporation |
| Output Signal | Analog control output (4–20 mA typical) |
| Physical Dimensions | 2.5 cm × 20.3 cm × 15.2 cm |
| Weight | 0.4 kg |
Application
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Control Valve Regulation: Provides 4–20 mA command signals to pneumatic valve positioners in petrochemical and refining processes.
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Motor Speed Control: Supplies analog reference signals for VFD-based motor control systems.
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Process Instrumentation: Interfaces with analog display meters, recorders, and field control devices.
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Industrial Automation: Supports regulatory control loops in power generation, chemical processing, and manufacturing systems.
Technical FAQ
Is the NFAI543-H50/S1 compatible with CENTUM systems?
Yes. The module is designed for seamless integration with Yokogawa CENTUM series DCS architectures. However, users should verify terminal board and wiring compatibility during installation.
What are the benefits of the compact module design?
The compact 2.5 cm width enables high-density I/O deployment within existing control cabinets, allowing engineers to increase system channel capacity without adding additional hardware racks.
| 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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