Brand:Yokogawa Electric Item No.:EC402-51 Product Origin:Japan Product Dimensions:130 x 129.5 x 32.8 mm Product Weight:0.24 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Yokogawa EC402-51 Bus Coupler Module brings stability and efficiency to industrial automation networks by ensuring seamless data exchange between control processors and field modules. Crafted for dependable operation, it supports high-integrity communication, which is critical for process industries aiming to maintain uptime and optimize performance. Its slim design and user-friendly integration make it a practical choice for facilities seeking both reliability and scalability.
Technical Specifications
Specification
Details
Module Type
Bus Coupler Module
Dimensions
130 x 129.5 x 32.8 mm
Weight
0.24 kg
Installation
Panel/Rail mount
Typical Use
Communication interface for Yokogawa control systems
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Applications
The Yokogawa EC402-51 Bus Coupler Module is designed for distributed control architectures where stable communication between field modules and higher-level controllers is essential. It is widely used in chemical plants, refining units, utilities, and process skids that require reliable data exchange under continuous operation. Its compact footprint makes it suitable for both new installations and modernization projects where cabinet space is limited.
Advantages
Ensures smooth communication within Yokogawa control networks, even under demanding industrial loads
Compact and lightweight, making panel integration straightforward
Delivers stable performance with low power consumption
Built for long-term reliability, reducing maintenance overhead
Compatible with a range of Yokogawa I/O modules for flexible system expansion
Technical FAQs
What is the primary function of the EC402-51?
It acts as a communication interface, linking field modules with supervisory controllers.
Is the module suitable for harsh industrial environments?
Yes. Its construction is optimized for stable operation in industrial control panels.
Can it be used in both new and retrofit applications?
Absolutely—its compact size and standard mounting format support both scenarios.
Does the module require additional cooling?
Typically no, provided normal ventilation in the control cabinet is maintained.
What communication bus does it support?
It is designed for Yokogawa’s proprietary control and I/O communication architecture.
Is configuration difficult?
Configuration is straightforward through Yokogawa engineering tools.
Does the EC402-51 support hot-swap replacement?
This depends on the system configuration, but many Yokogawa setups support minimized downtime.
How does it enhance system reliability?
By ensuring sustained and error-free communication between controllers and field devices.
Are firmware updates required often?
No—updates are typically infrequent and only performed during scheduled maintenance.
Can it operate alongside older Yokogawa modules?
Yes, it is designed with broad compatibility to support gradual system upgrades.
