CD terminal setting of the QJ71C24N

"The CD terminal is not checked" has been set by default. More Details >>

Regarding the MQTT Communication Function Publish Program

You can't program it with the ladder program alone. To use the MQTT communication and email functions, you must use the module FB and program it. More Details >>

Regarding number of internal Ethernet port connections

The Ethernet port (P2) has 32 connections. The breakdown is as follows: total of MELSOFT connections, SLMP, and socket communications ≦ 32 connections. Apa... More Details >>

Regarding the available FB compilation methods

The MX-F Model only supports subroutine type FB. Please note that macro type FB is not supported. More Details >>

How to display the multiple CPU function setting window of MELSEC iQ-R series CPU modules

You can display the setting window in the multiple CPU setting of system parameters. <Multiple CPU setting> [Navigation Window]-> [Parameter]-&g... More Details >>

Usage of UPS (uninterruptible power supply)

No, it cannot be used. More Details >>

Duplication error in a CC-Link master station

Possible causes are as follows.(1) Another master station exists on the same line.(2) Noise is detected on the line at power on. More Details >>

Cascade connections between hubs in the CC-Link IE Field Network

UP to 20 levels of cascade connections can be made. More Details >>

How to read device data and file registers in Q series

Specify the target memory in the Read from PLC window and execute reading. More Details >>

Number of records in LCPU logging function

It is the number of data collected before and after a trigger occurrence. More Details >>