Factors That Can Shorten Scan Time By Changing The Settings - Mitsubishi Q00JCPU User Manual

11
CPU MODULE PROCESSING TIME

11.1.4 Factors that can shorten scan time by changing the settings

The scan time can be shortened by changing the PLC parameter settings of GX Developer
described in this section.
(1) A series CPU compatibility setting (
Basic Redundant Universal
UD
Note11.20 Note11.20 Note11.20
Q02CPU
Q02HCPU, Q06HCPU, Q12HCPU, Q25HCPU,
Q02PHCPU, Q06PHCPU, Q12PHCPU, Q25PHCPU
Note21
Basic Redundant The Basic model QCPU, Redundant CPU and Universal model QCPU do not support the A
Universal
UD
series CPU compatibility setting.
Note11.20 Note11.20 Note11.20
The scan time can be shortened by the processing time indicated in Table11.32 by
selecting "Do not use special relays/special registers SM1000/SD1000 and later"
(removing the check mark on the setting screen) in the PLC system setting.
Table11.32 Processing time for each A series CPU module model
CPU module
Figure 11.7 A series CPU compatibility setting
POINT
After selecting "Do not use special relays/special registers SM1000/SD1000 and
later" (removing the check mark on the setting screen), replace the following A
series compatible special relays with the Q series dedicated special relays.
• A series compatible special relays (SM1000 to 1299)
Q series dedicated special relays (SM0 to 999)
• A series compatible special registers (SD1000 to 1299)
Q series dedicated special registers (SD0 to 999)
11.1.4 Factors that can shorten scan time by changing the settings
Section 9.1.2(2))
Remove checkmark!
Note11.20 Note21
Processing time
0.07ms
0.03ms
11
11.1 Scan Time
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10
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