Overview
The Yokogawa EC401-50S3 ESB Bus Coupler Module facilitates communication between the Field Control Unit (FCU) and Node Units over the ESB bus. This module supports a seamless connection and can be installed in various Yokogawa FCU models.
Key Features
ESB Bus Interface Function
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Connects the FCU and Node Units for reliable ESB bus communication.
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Enables easy integration of Field I/O systems.
Connectivity
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Max. Connectable Units: Supports up to 9 units (ANB10S, ANB10D, ANT401, ANT411, ANT421).
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Dual-redundant configuration is possible by installing two modules in the FCU.
Transmission Specifications
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Transmission Speed: 128 Mbps for I/O module data.
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Transmission Distance: Maximum of 10 meters.
Current Consumption
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Requires 0.5 A of current for operation.
Compact Design
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Weight: Approximately 0.24 kg, ensuring easy integration without adding bulk to the system.
Installation Guidelines
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Single ESB Bus Configuration: Install the module in the 7th slot of the FCU. Cover the 8th slot with a dummy module.
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Dual-Redundant ESB Bus: Install the module in both the 7th and 8th slots for enhanced reliability.
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Only EC401-50S3 style or later is compatible with the CP471 processor module.
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