Data Encryption - Omron NB Series Operation Manual

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Data Encryption

For the data stored in the external memory - USB disk, data encryption function can be used to limit the
user to make modification, editing and so on to the data files in CSV format.
Note 1 If the [Decompile] operation is not performed to the CSV file generated for the component using [Data
Encryption], the illegible characters will be displayed in the opened CSV file.
2 If the [Decompile] operation is performed through the NB-Designer, the CSV file can only be opened for
viewing instead of modifying or editing.
3 If the encrypted file is modified by someone intentionally, the error prompt will appear during the [Decom-
pile] operation in NB-Manager, making the damage of source file informed to the user.
4 The components supporting [Data Encryption] function are Trend Curve, XY Plot and Historical Data Dis-
play components.
Take the setting method of [Data Encryption] for sampling data file of the Trend Curve as example:
1
Check the [Data Encryption] option after the [Save to External Device] option is checked in the
[Save Historical Data] tab in the [Trend Graph Component Attribute] dialog box.
NB-Series Programmable Terminals NB-Designer Operation Manual(V106)
6 Descriptions of New Functions Added into NB -TW01B
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