Product Description
The EC401-50 S3 is a high-performance ESB Bus Coupler / Interface Module for the Yokogawa CENTUM VP distributed control system. It serves as the primary bridge between the Field Control Unit (FCU) and remote I/O nodes, enabling real-time, high-speed data synchronization.
The EC401-50 S3 (Model: EC401, Suffix: -50 S3) ensures accurate transmission of process data from field instruments to the control station with minimal latency, even in large-scale system architectures.
Technical Specifications
| Item | Specification |
|---|---|
| Module Function | ESB Bus Coupler / Interface Module |
| System Compatibility | CENTUM VP and CS 3000 Field Control Stations |
| Connection Type | ESB Bus Cable (36-pin interface) |
| Transmission Speed | 128 Mbps (proprietary ESB protocol) |
| Power Consumption | 0.5 A @ 5 V DC |
| Hot-Swap Capability | Supported in dual-redundant configurations |
| Physical Dimensions (W × H × D) | 2.2 × 12.4 × 12.6 cm |
| Net Weight | 0.4 kg |
Network Role and Deployment
The EC401-50 S3 is typically installed on the processor side (FCU) to drive communication to ANB10 or ANB11 node units.
Its S3 revision includes enhanced electrical isolation and improved thermal management, making it suitable for continuous 24/7 operation in industrial environments such as refineries, power plants, and chemical facilities.
This module is essential for I/O expansion beyond local cabinets, supporting high-reliability process data delivery.
Frequently Asked Questions
What does the S3 designation mean?
The S3 suffix indicates Style 3, the latest hardware revision. It incorporates component upgrades and firmware compatibility required for modern CENTUM VP releases.
Is this module installed on the node or controller side?
The EC401-50 S3 is installed on the Field Control Unit (master side). It communicates with ANB10/ANB11 node units, which receive signals via the corresponding EC402 bus slave module.
| 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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