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07KR51-HSB Hot Stand-By Central Unit Manual

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This document describes the general characteristics, operating conditions, and rules for the 07KR51-HSB central unit, a 50 series redundancy firmware module used for hot stand-by functionality on the CS31 bus. It explains how a remote hot stand-by central unit can seamlessly take over control of all inputs and outputs if the master unit fails, ensuring process continuity without interruption.

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