Socket communication with the built-in Ethernet port of a CPU module

The communication between programmable controllers can be established using the socket communication function instructions. More Details >>

Capacity setting of file registers

Set 96K points. (1K point = 1024 points) More Details >>

Difference between Q24DHCCPU-V and Q12DCCPU-V

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

MODBUS(R) interface module's involvement in master and slave stations

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

Copying programs when replacing the CPU module

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 >>

Ethernet communication after the replacement of an external device

Personal computers have different MAC addresses and an Ethernet module hold a MAC address. Hence the MAC address that the Ethernet module currently holds is ... More Details >>

Communication between Ethernet and FL-net

The communication between the Ethernet interface module and FL-net (OPCN-2) interface module cannot be established. More Details >>

How to copy a sheet used by MX Sheet

Always change the name of the Excel sheet on which MX Sheet is set in the "Change Sheet Name" dialog box.If the sheet name is changed in the Excel sheet dire... More Details >>

Programing example of heating/cooling control

The following shows an example of heating/cooling control using split control. * For details, refer to the "Programmable Controllers MELSEC PROC... More Details >>

QnA-compatible 3E frame command for built-in Ethernet port in LCPU

The built-in Ethernet port in the L series CPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are ... More Details >>