1 Overview
14-6 WindO/I-NV4 User’s Manual
1.4 Saving and Deleting Data
● Saving Data
The sampled values of device addresses along with the sampling time are all saved in the data storage area.
If the saved data exceeds the Data Log data storage amount per device address, the old data is deleted and the new data
is saved.
Data Storage Amount
When saving the sampled data to the data storage area, set the data storage amount per device address. The amount
of data that can be saved in the data storage area is calculated from the configured data storage amount per device
address and data amount for each channel.
The maximum amount of data that can be saved in the data storage area is as follows.
●
Deleting Data
The method to delete sampled data from the data storage area is as follows.
• On the Online tab in WindO/I-NV4, click the arrow under Clear, and click All or Data Log Data. For details, refer
to Chapter 24 “4 Clear” on page 24-26.
• In the System Mode, on the Main Menu screen, press Initial Setting, Initialize, Data Log in order.
Sample values of
device addresses
MICRO/I
External device
Data Log data
Sampling Time Data001 Data002 Data003
01/01/2011 12:00:00 20 120 201
01/01/2011 12:10:00 21 121 204
01/01/2011 12:20:00 22 122 206
01/01/2011 12:30:00 23 123 206
01/01/2011 12:40:00 24 124 210
01/01/2011 12:50:00 25 125 218
Data Log data storage amount per device address
Oldest data
(delete)
New data
When the backup battery is depleted, the data in the Data Log is erased when the MICRO/I is turned off.
Model
Maximum amount of data that can be saved
in the data storage area
HG5G/4G/3G/2G-V, HG4G/3G, HG2G-5F 29,165
HG2J-7U, HG2G-5T, HG1G/1P 13,808
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