The Yokogawa EC401-50 is an ESB Bus Coupler Module designed for integration in CENTUM VP and FIO-based control systems. It ensures reliable, high-speed communication between Field Control Units (FCUs) and Node Units (NUs) over the ESB (Extended System Bus), supporting both single and dual-redundant topologies. Ideal for expanding I/O capabilities in distributed control applications, it delivers robust performance in mission-critical environments.
Technical Specifications
Catalog Number: EC401-50
Manufacturer: Yokogawa Electric Corporation
Module Type: ESB Bus Coupler Module
Interface: ESB bus (Extended System Bus)
Max Connectable Nodes: 9 units
Transmission Speed: 128 Mbps
Transmission Distance: Max 10 meters
Current Consumption: 0.5 A
Power Supply: 24 V DC
Operating Temperature: –20°C to +60°C
Storage Temperature: –40°C to +85°C
Humidity Range: 5% to 95% RH, non-condensing
Dimensions (W × H × D): Approx. 32.8 mm × 129.5 mm × 130 mm
Weight: 0.24 kg
Suffix Code –5: Standard type, no explosion protection
Suffix Code 0: Basic type configuration
Functional Highlights
Enables high-speed communication between FCUs and Node Units
Supports dual-redundant ESB configurations for fault tolerance
Compatible with FIO-based FCUs like AFV30S, AFV40D, AFF50S
Compact form factor for space-constrained installations
Supports SEM (Sequence of Events Manager) with Style 2 or later
Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
Question 2: What Is The Warranty Period?
Answer 2: We offer a standard one-year warranty for all new and original items.
Question 3: What Payment Methods Do We Accept?
Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
Question 4: What Shipping Methods Do We Use?
Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
Question 5: What Is Our Delivery Time?
Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
Question 6: How Do We Package The Goods?
Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
Question 7: How Can Customers Contact Us And Request A Quote?
Answer 7: Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Warranty Conditions
At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.
🛡️Coverage Details:
This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.
📝Claim Process:
To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.
🚚Shipping Assistance:
We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.
🚫Exclusions:
Unauthorized modifications, repairs, or misuse of the product.
