RB301

Overview

RB301 is a Yokogawa RIO Bus Interface Master Card, designed for dual-redundant RIO bus communication in FCU systems.

Specifications

• Manufacturer: Yokogawa

• Product Number: RB301

• Type: RIO Bus Interface Master Card

• Redundancy: Dual-redundant RIO bus support

Functional Description

• Active/Standby Operation: The active CPU card controls the active interface; the standby card performs only diagnostic communications.

• Bus Management: Dual-redundant RIO buses are used alternately; if one bus fails, the other is activated.

• Diagnostics: Abnormal buses are periodically tested for recovery to normal operation.

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