8.5 Datalogger commands
8.5.3 Logging capacity report
To get the totql logging capacity of the FLASH memory chip installed in the meter, use the “
LZx
” command. This
command is available on feature
≥
27. The response is shown in table 8.21:
Table 8.21: Response of requesting the data logging capacity
Column
Example value
Description
0-2
LZ,
Confirmation of command
3-8
0000032768
Capacity of records that can be stored in the FLASH memory.
Ex. 32768, 65536, 524288, or 1048576.
9-10
Carriage return (0x0d), Line feed (0x0a).
An example response is:
LZ,0001048567
0123456789 1234
8.5.4 Erase entire FLASH memory
Erasing the entire FLASH memory deletes all previously recorded datalogged records. To erase the entire FLASH memory,
use the “
L2x
” command. There is no response.
8.5.5 Log one record
To force the unit to record one complete record into the FLASH memory, use the “
L3x
” command.
The record will not be logged if the threshold is set too high. To ensure that a record will be logged, set the threshold
to 0.
Note: Before feature 27, the pointer position was only 6 characters long, from feature 27 onwards, the pointer position
is 10
The response includes the logging pointer as shown in table 8.22:
Table 8.22: Response of requesting to log one record
Column
Example value
Description
0-2
L3,
Confirmation of command
3-12
0000000000
Pointer position of next record
13-14
Carriage return (0x0d), Line feed (0x0a).
An example response is:
L3,0000000000
0123456789 1235
8.5.6 Return one logged record
To get one entire record, use the ‘
L4...x
” command. The request and response are as shown in table 8.23 and 8.24:
Unihedron SQM-LU-DL-V Operator’s Manual -
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Summary of Contents for SQM-LU-DL-V
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