Versions of the QJ71C24N modules comp...

The QJ71C24N series modules with serial numbers with upper 5 digits of "10042" or later indicate compatibility with QnUDVCPU. More Details >>

Difference between Q24DHCCPU-V and Q1...

Hardware specifications are different. For hardware specifications, refer to the following manuals. - MELSEC-Q C Controller Module User's Manual - C Contro... More Details >>

Battery life in the universal model QCPU

It depends on the model of the CPU module, the amount of battery consumption, and the power-on time ratio. Example) For Q06UDHCPU with power-on time ratio... More Details >>

Operation error at the execution of a...

Keep SM722 ON or correct the program so that any one of the ten numbers 0 to 9 is stored in each digit of the source data.An operation error occurs when data... More Details >>

MODBUS(R) interface module's involvem...

Intelligent function module settings allow them to be set in both master and slave stations. More Details >>

Q series device data held in the case...

The data in the devices assigned to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> [Device Setting] window) is held when a pow... More Details >>

Replacing Q02CPU with Q02H

Yes. More Details >>

Copying programs when replacing the C...

Programs and parameters can be copied using the memory copy function.There are the following two methods of executing the memory copy function.- Using the me... More Details >>

Software required for MX Sheet

MX Component and EXCEL are required. More Details >>

How to change the type of statement i...

Select [Search/Replace] -> [Replace statement/note type] from the menu and select "Change in PLC". More Details >>