



Product Overview
The Yokogawa SEC401-11 S2 Bus Coupler Module is a communication interface module designed for Yokogawa modular industrial platforms. It provides an ESB Bus connection interface between compatible Yokogawa units and distributed equipment modules, helping create an efficient and organized communication structure within industrial installations.
Designed for the S2 configuration, the SEC401-11 features an ESB Bus master interface and supports connection with compatible Yokogawa node units. Its compact plug-in structure allows convenient installation inside compatible equipment racks while maintaining reliable communication performance.
With stable data transmission capability, lightweight construction, and proven Yokogawa compatibility, the SEC401-11 is widely used for equipment expansion, replacement projects, and modernization of existing Yokogawa installations.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Yokogawa |
| Model | SEC401-11 |
| Product Type | S2 Bus Coupler Module |
| Communication Interface | ESB Bus Interface |
| Module Function | ESB Bus Master Interface |
| Compatible Platform | Yokogawa ProSafe-RS Related Platforms |
| Connectable Units | Maximum 9 compatible node units |
| Transmission Speed | 128 Mbps |
| Maximum Transmission Distance | 10 m |
| Current Consumption | Approx. 0.5 A |
| Installation Method | Rack-mounted module installation |
| Mounting Position | Compatible module slots within Yokogawa units |
| Module Design | Compact plug-in structure |
| Dimensions (W × H × D) | Approx. 32.8 × 129.5 × 130 mm |
| Approximate Weight | 0.24 kg |
Typical Applications
The Yokogawa SEC401-11 is suitable for industrial facilities requiring reliable communication connections between modular equipment components.
Typical application areas include:
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Oil and gas facilities
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Petrochemical plants
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Chemical processing facilities
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Power generation sites
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Water treatment installations
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Manufacturing plants
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Process industry projects
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Industrial equipment replacement applications
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Automation cabinet expansion projects
Its compact structure makes it suitable for installations where efficient cabinet organization and dependable module communication are important.
Key Features & Benefits
The SEC401-11 S2 Bus Coupler Module provides several advantages:
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Designed for Yokogawa modular system environments
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ESB Bus communication interface capability
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Supports connection of multiple compatible node units
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High-speed 128 Mbps data transmission
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Compact rack-mounted design
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Lightweight construction for easy installation
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Reliable communication performance
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Suitable for system expansion and replacement applications
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Supports organized cabinet layouts
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Built with Yokogawa industrial engineering standards
Technical FAQs
1. What is the Yokogawa SEC401-11?
The SEC401-11 is an S2 version ESB Bus Coupler Module designed for Yokogawa industrial platforms.
2. What is the main function of the SEC401-11?
The module provides an ESB Bus interface for communication between compatible Yokogawa equipment units.
3. What communication interface does the SEC401-11 use?
The module uses an ESB Bus interface designed for Yokogawa modular equipment connections.
4. How many units can be connected through the SEC401-11?
The module supports connection of up to 9 compatible node units under supported configurations.
5. What is the transmission speed of the SEC401-11?
The module supports a transmission speed of 128 Mbps for compatible data communication.
6. What is the maximum communication distance?
The maximum transmission distance is approximately 10 meters according to Yokogawa specifications.
7. How is the SEC401-11 installed?
The module is installed as a rack-mounted plug-in unit within compatible Yokogawa equipment.
8. What are the dimensions of the SEC401-11?
The approximate dimensions are 32.8 × 129.5 × 130 mm.
9. What is the weight of the SEC401-11?
The approximate weight is 0.24 kg.
10. Why choose the Yokogawa SEC401-11?
The SEC401-11 combines reliable ESB Bus communication, compact design, efficient installation, and Yokogawa compatibility, making it a practical choice for industrial equipment integration and maintenance projects.