57
CHAPTER 6 DATA LOGGING FUNCTION
6
6.3 Logging Type
6.3.2 Trigger logging
6.3.2 Trigger logging
When trigger logging is selected, device values of the CPU module before and after a trigger (satisfaction of the
specified condition) are logged for the specified number of records. The flow of the trigger logging is shown below.
*1 Data logging can be resumed by performing the following from the pause status.
• Start operation from the configuration tool ( Page 128, Section 8.9)
• Turning on the special relay (Data logging start)
*2 Logging data are regarded as being saved until the entire buffer data are saved in the SD memory card.
The data configured in the configuration tool are
collected and saved to an SD memory card.
:User operation
:Operation of CPU module
<Preparation for trigger logging>
Configure data logging settings in the configuration
tool, and write them to the CPU module.
<Start of trigger logging>
Start data logging by the start operation from
the configuration tool.
( )
<Data sampling>
( )
<Completion of trigger logging>
( )
When data of the specified number of records
are collected and written to the SD memory card,
the trigger logging is completed.
( )
<Pause of trigger logging>
( )
<Stop of trigger logging>
( )
<Reading of trigger logging results>
Specify a file in the SD memory card, and
read out the data logging results.
( )
( )
*1
<Waiting for trigger>
Wait for the trigger condition
( ) to be met.
*2
By the following operation, data logging pauses
with the data logging settings registered.
Pause operation from the configuration tool
Turning off the special relay (data logging start)
By the following operation, registration of the data
logging setting in the CPU module is cancelled.
Stop operation from the configuration tool
Page 62, Section 6.4 (1)
Page 62, Section 6.4 (2)
Page 62, Section 6.4 (3)
Page 63, Section 6.4 (4)
Page 62, Section 6.4 (1)
Page 109, Section 8.4.10
Page 128, Section 8.9
Page 128, Section 8.9
Page 59, Section 6.3.3
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