Product Overview
The S9841DA is a high-performance ESB Bus connector unit designed for Yokogawa CENTUM VP and CS 3000 DCS. It provides a reliable interface between the Field Control Unit (FCU) and I/O expansion nodes, enabling high-speed, deterministic communication across the Extended Serial Backplane (ESB) Bus. Its robust construction ensures stable signal transmission and mechanical integrity, supporting mission-critical industrial applications.
Technical Specifications
| Item | Description |
|---|---|
| Model Number | S9841DA |
| Component Category | ESB Bus Interface / Connector Unit |
| System Series | CENTUM VP, CENTUM CS 3000 |
| Bus Type | ESB Bus (Extended Serial Backplane) |
| Connector Integrity | Gold-plated contacts for low-resistance, high-reliability connections |
| Configuration | Typically used in pairs for redundant bus architectures |
| Operating Temperature | 0°C to 50°C |
Functional Capabilities
-
Bus Expansion: Enables FCUs to extend the ESB bus and manage more I/O points across multiple nests
-
Signal Shielding: Integrated shielding protects high-frequency bus signals from EMI in industrial environments
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Hot-Swap Support: Maintains robust connections in redundant bus setups, allowing localized module maintenance without disrupting the communication string
-
Mechanical Precision: Guide pins and securing mechanisms ensure vibration-proof connections with consistent electrical contact
FAQ
What is the difference between S9841DA and S9341FA?
The S9841DA is a general ESB bus connector, while the S9341FA includes an integrated terminator for placement at the end of the bus line.
Does the S9841DA require external power?
No. It is a passive connector unit that draws signals and routing from the ESB bus backplane and connected cables.
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|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
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| 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. |
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| 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. |
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| 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. |
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