Regarding QoS, Retain, Will, and Clean Session Functions for MQTT Communications

The QoS, Retain, Will, and Clean Session functions of the MQTT communication function can not be configured in buffer memory. Module FB: M+FX5ENET. QoS ca... More Details >>

Regarding the difference between the RS-485 expansion adapter and the extension board

The difference is the maximum transmission distance and the presence/absence of insulation (between the communication line and the CPU). ・Expansion Adapter ... More Details >>

Regarding the switching Hubs that can be used for CC-Link IE TSN

The CC-Link IE TSN has a CC-Link IE TSN Class B/A, and the available switching HUBs are also specified by supported standards, synchronization accuracy, etc.... More Details >>

Precaution about MELSECNET/H connection (1)

- Set successive station numbers for the network modules in system A and system B in a redundant system. (Station number 0 cannot be set.) - Match "host... More Details >>

Connecting QJ71C24N to an external device that has no DTR signal

Carry out DTR and DSR wiring that returns signals on QJ71C24N(-R2). More Details >>

Read and write operations for CC-Link buffer memory

There is no problem in writing/reading data into/from the buffer memory using a FROM/TO instruction with the refresh device setting left blank.The refresh de... More Details >>

Duplicated coil errors that can be checked with GX Works2

When an SET instruction and RST instruction use a single device, no duplicated coil error is detected. More Details >>

Installing MX Component Version 3 and 4

No, please install only either of the two. More Details >>

Precautions for insertion and removal of SD memory card

Turn off the SD memory card switch and check that the LED indicator is off before insertion or removal of an SD memory card. More Details >>

END cover

An error occurs and CPU will stop. Install the END cover and reset the CPU module. More Details >>