Mitsubishi Electric Melsec Q Series User Manual page 237

7
PROGRAMMING
(3) Program example
Figure 7.17 Program Example for Alarm Acquisition (Alarm Read (with ACK))
7.5 Program Example for Alarm Acquisition
7.5.4 Program example
Reads the alarm
status of each
station.
Request code is set. (1502
The FDL address of the
target DP-Slave is set
(FDL address 1).
Empty area (0)
Executes alarm read.
Reads the response
code and error code
Reads the execution result
Alarm read completion
processing
Reads detailed error
code
Processing for failed
completion
Alarm read completion
processing
1
2
)
H
3
4
5
6
7
8
7
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