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Binary File Format
This example shows how log data that was stored in the binary format appears when it is
opened in a text editor.
Header
The header is given in ASCII characters.
Item
Gives the size of the header that is
HeaderSize
appended to the file.
The type of scan where the data was
ScanType*
obtained (high-speed scan or low-speed
scan) is displayed.
ScanTime*
Gives the data sampling period.
Gives the registers specified in the data
Register*
settings.
Gives the program name specified in the
ProgramName*
data settings.
Gives the number of the data that was
No.*
sampled.
Gives the time down to the seconds
when the data was sampled.
DATE/TIME*
This is a running value from 1970, which
is the lower limit of the calendar setting.
*
These items may not be given depending on the settings in the MPE720. Refer to the following section
for details.
Operating Procedure on page 12-3
Bit Pattern of Header Information
Register Data
The register data is displayed here. The volume of data depends on the data types of the
registers.
Data Type
B: Bit
W: Integer
L: Double-length integer
Q: Quadruple-length integer
F: Single-precision real number
D: Double-precision real number
Description
−
Sampling period on the Format Dialog
Box.
Registered register name on the Format
Dialog Box.
Program on the Format Dialog Box.
Data No. on the Format Dialog Box.
DATE/TIME on the Format Dialog Box.
Data Size
2 bytes
2 bytes
4 bytes
8 bytes
4 bytes
8 bytes
12.1 Data Logging
12.1.5 Analyzing Log Data
Corresponding Item in MPE720
12
12-15
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Troubleshooting
