Mitsubishi Electric MELSEC iQ-R02CPU - The Update by Reading and Writing the Device Data Is Slow

3 TROUBLESHOOTING
3.4 Troubleshooting by Symptom
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3
■The update by reading and writing the device data is slow.
When the update by reading and writing the device data is slow in the simple CPU communications, check the following items
and take action.
Check item Action
The scan time of the CPU module where the simple CPU communication
function is set is long.
Incorporate the COM(P) instruction and CCOM instruction into the sequence
program of the CPU module where the simple CPU communication function is
set.