7.10 Guide to updating a redundant OS in runtime
7.10.1 Introduction
Introduction
You can find a guide to updating a redundant OS in runtime below. This means that the
operation of the PCS 7 system is not disrupted, the AS does not switch to STOP mode and
the automation process can continue to be operated and monitored.
Requirements
● The redundant OS is made up of the following components:
– Redundant OS server
– OS clients
● The PCS 7 version is at least PCS 7 V7.1.3.
Information on updating the PC stations and project data
You can find information on updating the PC stations and project data in the
Process Control
System PCS 7; Software Update without Utilization of the New Functions
documentation.
Rules
CAUTION
Make sure that you keep to the described order to avoid disrupting operation of the PCS 7
system.
Note
Perform the steps described from Phase 1 to Phase 5 without extended interruptions because
the redundancy is not available during the update.
Note
Updating the maintenance station
Process mode on the maintenance client must be deactivated prior to updating the project on
the ES.
The maintenance server must be the last server to be updated.
Failure, switchover and reintegration of high availability components
7.10 Guide to updating a redundant OS in runtime
High Availability Process Control Systems (V9.0)
Function Manual, 05/2017, A5E39221836-AA 217
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