Siemens 620 用户手册
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Hardware Information
7-8
SIMATIC Box PC 620 Manual
A5E00131465-01
7.4.5
Fan Monitoring
Processor fan operation is monitored. If the fan should fail, the following reactions
are triggered:
are triggered:
Reaction
Option
SOM application is displayed
always
The temperature error remains stored until the cause of the fan failure has been
corrected in one of the following ways:
corrected in one of the following ways:
Acknowledgement of the error message via the SOM program.
Device restart.
Device restart.