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3
SPECIFICATIONS
3.7 Binary File Format
This section explains about the binary data format of the data logging file and event
logging file.
3.7.1 Data logging file
(1) Binary format configuration diagram
Header
Data
3
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3.7 Binary File Format
3.7.1 Data logging file
(1) Identification code: 4 bytes
("MDLB" constant)
(2) File version: 1 byte
(1 constant)
(3) File type: 1 byte
(1 constant)
(4) Model information: 16 bytes
"QD81DL96\0\0\0\0\0\0\0\0"
(5) Header size [byte]: 4 bytes
(6) 1 record size [byte]:
4 bytes
(7) Additional data information: 2 bytes
(8) Data count: 2 bytes
Start data information:
(Data information size) bytes
:
(Repeats for data count)
:
End data information
Start record data
:
(Repeats for record count
Maximum of 100000 records)
:
Newest record data
Data which can be selected to
output or not to output
*1: When using a high speed data logger module with a serial number whose first five digits are '14041'
or lower, the maximum number of records is 65535.
(9) Data information size [byte]: 2 bytes
(10) Data length [byte]: 2 bytes
(11) Data type: 2 bytes
(Data information size -6) bytes
(13) Record start flag (0xFF): 1 byte
(14) Date information (seconds): 4 bytes
(15) Date information (nanoseconds): 4 bytes
(16) Index: 4 bytes
(17) Trigger flag: 2 bytes
*1
(18) Start data: (data length) bytes
(Repeats for data count)
(18) End data: (data length) bytes
(13) Record end flag (0xFE): 1 byte
(12) Data name:
:
:
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Troubleshooting
