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5
Getting started
5.1
Power failure/Data backup/Restart
5.1.1
Power failure
If the grid power fails, all entered configuration and calibration parameters are saved.
5.1.2
Data backup
Additional write protection is provided for calibration data and parameters (see
Chapter
5.1.3
Overwrite protection
5.1.3.1
CAL switch
The CAL switch protects the calibration data and parameters against unauthorized access.
The CAL switch is located under a cover that can be opened by means of a knife, see
Chapter
When the CAL switch is in "opened" position, the calibration data and parameters can be
changed using the PC program or via the ProfiBus connection.
With the CAL switch in the "closed" position, the calibration data (e.g. dead load, SPAN)
and parameters (measuring time, zero tracking etc.) cannot be changed.
5 Getting started
Transmitter Series PR 5211
EN-39
Minebea Intec
Содержание PR 5211 Series
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