11
CPU MODULE PROCESSING TIME
11.1 Scan Time
11.1.3 Factors that increase the scan time
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(6) Execution of online change
When online program change is executed, the following processing time is required.
(a) Online change executed in ladder mode
The scan time increases by the value indicated in Table 11.23 after online change.
* *1: Shows the value when the local pointer is in a writing range for online change.
(b) Online batch file change
Note13
* 2: Shows the value for SFC program.
* 3: The Universal model QCPU can write data to a file during RUN regardless of empty capacities of
a program memory and a memory card.
When the ATA card is used, the scan time increases 1.25s at 30k steps.
Table11.26 Increased time when online change is in ladder mode
CPU module model name
Allocate memory for online change
No change
Re-setting
Q00JCPU
Max. 2.1ms
Max. 30ms
Q00CPU
Max. 1.7ms
Max. 26ms
Q01CPU
Max. 1.7ms
Max. 36ms
Q02CPU
Max. 4ms
(Max. 10ms
*1
)
Max. 30ms
Q02HCPU, Q06HCPU, Q12HCPU, Q25HCPU,
Q02PHCPU, Q06PHCPU, Q12PHCPU,
Q25PHCPU, Q12PRHCPU, Q25PRHCPU
Max. 2ms
(Max. 4ms
*1
)
Max. 90ms
Q02UCPU
Max. 1.2ms
Max. 1.2ms
Q03UDCPU, Q03UDECPU
Max. 1.0ms
Max. 1.0ms
Q04UDHCPU, Q06UDHCPU, Q13UDHCPU,
Q26UDHCPU, Q04UDEHCPU, Q06UDEHCPU,
Q13UDEHCPU, Q26UDEHCPU
Max. 0.7ms
Max. 0.7ms
Note13
Table11.27 Increased time when online batch file change is executed
CPU module model name
When free area is secured in
program memory
When free area is secured in
memory card (except ATA
card)
Q02CPU
Max. 90ms
(Max. 200ms
*2
)
Max. 150ms
Q02HCPU, Q06HCPU, Q12HCPU, Q25HCPU,
Q02PHCPU, Q06PHCPU, Q12PHCPU,
Q25PHCPU, Q12PRHCPU, Q25PRHCPU
Max. 350ms
(Max. 650ms
*2
)
Max. 650ms
Q02UCPU
Max. 5ms
*3
Q03UDCPU, Q03UDECPU
Max. 4ms
*3
Q04UDHCPU, Q06UDHCPU, Q13UDHCPU,
Q26UDHCPU, Q04UDEHCPU, Q06UDEHCPU,
Q13UDEHCPU, Q26UDEHCPU
Max. 3ms
*3
Note11.12
Basic
Since the Basic model QCPU cannot execute file-write in RUN. Therefore, it is not necessary to
consider the increased time at the file-write in RUN.
Basic