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MELSEC-Q
7 FUNCTION
7.9 Monitoring Function
(1) What is Monitoring Function?
(a) This is a function to read the program, device and intellignet function
module status of the High Performance model QCPU by using GX
Developer.
The High Performance model QCPU performs the END processing to
handle monitor requests from GX Developer.
The results of High Performance model QCPU's END processing are
displayed on the GX Developer side.
(b) By setting the monitoring conditions with GX Developer, it is possible to
monitor the High Performance model QCPU operation status under the
specified conditions.
It is also possible to maintain the monitoring status under the specified
conditions by setting the monitoring stop conditions.
(c) The use of local devices for execution of multiple programs makes it
possible to monitor local device data.
7.9.1 Monitor condition setting
(1) Setting monitor execution conditions when monitoring circuits
Choose "Online" "Monitor"
"Monitor condition" to open the Monitor
Condition dialog box. The following shows an example in which to start a
monitoring operation at the leading edge of Y70.
Select when monitoring
by setting the contents
of the device
Select when monitoring
by setting Step No.
(a) When only "Step No." is specified:
1) The monitor data sampled when the status previous to execution of the
specified step becomes "the specified".
2) The specification method for the execution status is indicated below:
a) When changing from non-execution status to executing status : <-P->
b) When changing from executing status to non-execution status : <-F->
c) Always when executing only
: <ON>
d) Always when not executing only
: <OFF>
e) Always regardless of status
: <Always>
REMARK
When "Step No. [ 0]" is specified, set the condition to "Always".
Содержание QCPU (Q Mode)
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