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Cycle Time Settings
Coordinator
Module
Motion
Control
Module
Note
5-6-2
Watch Cycle Time Function
System Setup
!Caution If the Cycle Time Too Long Flag turns ON for one Module in Sync Mode, the
Note
Cycle Time Too Long Flag
5-6-3
Cycle Time Monitoring Function
Auxiliary Area Words
Note
116
Constant cycle time
Waiting for I/O refresh
Waiting to
to become constant
synchronize
I/O refresh
Processing
Constant I/O
refresh timing
When the constant cycle time function is enabled for the Motion Control Mod-
ule in ASync Mode, the Motion Control Module's cycle time will be constant.
If the real cycle time is longer than the set watch cycle time, operation will stop
for all Modules and the Cycle Time Too Long Flag (A401.08) in the Auxiliary
Area will turn ON.
Tab page
Timer/Peripheral Servic-
ing or Cycle Time
Cycle Time Too Long Flag will turn ON for all Modules.
The settings are made using CX-Programmer Ver. 5.0@ menus.
Name
Cycle Time Too Long
Flag
Every cycle, the maximum cycle time is stored in A206 and A207 and the PV
is stored in A208 and A209 in the Auxiliary Area.
Name
Maximum Cycle
Time
Cycle Time PV
The average cycle time for the last 8 scans can also be read from the CX-Pro-
grammer.
The FQM1 can skip program areas that do not need to be executed by using
the JMP-JME instructions to shorten cycle times.
Constant cycle time
Waiting for I/O refresh
to become constant
I/O refresh
Processing
Constant I/O
refresh timing
Name
Cycle Time
0.1 to 100.0 ms
(unit: 0.1 ms)
Watch Cycle Time 1 to 100 ms
(unit: 1 ms)
Address
A401.08
Turns ON if the cycle time PV exceeds the
Watch Cycle Time in the System Setup.
Addresses
A206 to A207
The maximum cycle time value is stored in
binary each cycle. The time is measured in
0.01-ms units.
A208 to A209
The cycle time PV is stored in binary each
cycle. The time is measured in 0.01-ms
units.
Section 5-6
Waiting to
synchronize
Details
Default
Variable
50 ms
Details
Meaning
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