Mitsubishi Q00CPU, User Manual

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- 58 3.3 Settings for Creation and Execution of Multiple Sequence Programs
3.3.6 Execution type setting and example of type changing
3
SEQUENCE PROGRAM CONFIGURATION AND
EXECUTION CONDITIONS
4) Stand-by type (Wait)
This program is executed only when an execution is requested.
(
Section 3.3.4)
5) Fixed scan execution type (Fixed scan)
This program is executed at the time intervals set to "Fixed scan interval" and
"Unit".(
Section 3.3.5)
• Fixed scan interval
Set the execution interval of a fixed scan execution type program.
The setting range of the fixed scan interval changes depending on the set
unit.
•When the unit is ms : 0.5 to 999.5ms (0.5ms units)
•When the unit is s : 1 to 60s (1s units)
• Unit
Select the unit (ms or s) of the fixed scan interval.
(c) File usability setting
Note3.31
Note29
Make setting to each program whether to use the file specified for the file register,
initial device value, device comment, and local device on the PLC file setting tab
of PLC parameter.
The default is set to "Use PLC file setting (Use PLC file setting unchanged)".
When "Not used" is selected, the processing of the file usability setting will be as
described in Table3.2.
Note29
Figure 3.52 File usability setting
Table3.2 Processing when "Not used" is set in the file usability setting
Setting item When "Not use" is selected
File registers File registers cannot be used in the program.
Device initial values
The device initial values are not set when they are the same as those of
the program.
Comments The device comments cannot be used in the program.
Local devices The local device data are not saved and restored at program switching.
Universal
UD
Note3.31
When using a Universal model QCPU, only local device can be set.
When using the file usability setting with a Universal model QCPU, check the versions of the
CPU module and GX Developer. ( Appendix 4.5)
Universal
UD
Note3.31