Chapter 11 Datalog Function
11.7 Additional Functions
This section provides detailed description of additional functions of internal datalog
11.7.1 File Save History Setting
When the maximum number of files are saved into the datalog, file save changes depending on whether [Overwrite
with
Latest History] or [Maintain First History] is chosen at the [History Setting
Overwrite with the latest history
Maintains the initial history
☞
Saves data in the maximum number of saved files (256
files/folder), and then goes back to the beginning to delete
old files, and save the latest history.
☞
When the maximum files are saved after selecting
[Overwrite with Latest History], the file save ex
value increases. (See 5.10, Flag List)
☞ If the 10% or less of the SD memory storage is free, the
data are written over the file first saved.
☞ The overwritten file has the same size as the previous
one.
☞
Saves data in the maximum number of saved files
(256 files/folder), and then stops file saving.
☞ If the 10% or less of the SD memory storage is
free, stops file saving.