Regarding restrictions on the external input/output forced ON/OFF function

The following restrictions apply to the external input/output forced ON/OFF function. ・Since RUN contact setting is RUN/STOP by external signal, forced ON/O... More Details >>

Regarding Circuit Blocks that cannot be written with Online Program Change.

HIOEN/DHIOEN instructions cannot be written with Online Program Change. In addition, circuit blocks containing positioning instructions or network instructio... More Details >>

Regarding maximum number of years of clock data that can be handled

The maximum number of years of the clock function is 2079 years. If it exceeds the maximum number of years, it will be fixed at 23:59:59 on December 31, 207... More Details >>

Duplicated coil errors that can be checked with GX Works3

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

Accessories of the MELSEC iQ-R series 40-pin connector type module

No connector is provided with the module. Separately prepare any of the following connectors. A6CON1: Soldering type 32-point connector (40-pin connector) A6... More Details >>

Operations that can be performed with the MELSEC iQ-R series inter-module synchronization function

The inter-module synchronization function synchronizes the input or output timing of multiple I/O modules or intelligent function modules. The inter-... More Details >>

How to display the parameter setting window for a programmable controller with GX Works3

You can display the setting window from a module configuration diagram or system parameters. <Displaying the setting window from a module configuration... More Details >>

Speeds of access to file registers

If file registers are registered in the standard RAM and "R" is specified by an instruction, the processing time is the same as is the case with the internal... More Details >>

Error code "2200" in the High-Performance model QCPU

The error code "2200" is "MISSING PARA.". It may be determined as the cause of the error that there is no parameter file in the parameter-valid drive that h... More Details >>

Synchronizing the internal clock of a universal model QCPU

- When a built-in Ethernet port QCPU is used You can synchronize it with the server using the time setting function. -When a module other than built-in ... More Details >>