Interrupt program priority setting of...

You can set interrupt priorities 5 to 7 for interrupt pointers (I0 to I15, I50 to I1023) from the module. You cannot change the priorities of interrupt poin... More Details >>

How to change the specified connectio...

You can change the destination in [Online]-> [Specify Connection Destination]. Change the destination depending on the communication path to be used. Yo... More Details >>

Models of batteries that can be used ...

You can use "Q6BAT" and "Q7BAT". You cannot use "Q8BAT". More Details >>

Overhead time of when a fixed scan ex...

When the block number of the file register (R) is saved and stored, the overhead time becomes 35.9 [us]. When the number of the file register is not saved o... More Details >>

I cannot place a main base unit in a ...

You may have already placed a main base unit in the module configuration diagram. Scroll up or down in the module configuration diagram and check if a main ... More Details >>

Parameters of GX Works3

There are three types of parameters in GX Works3; "System parameter", "CPU parameter", and "Module parameter". You can set the following items with each par... More Details >>

Security functions of MELSEC iQ-R series

The functions serve to protect the user property stored in a personal computer and the user property inside modules in the MELSEC iQ-R series system against... More Details >>

How to prevent unauthorized access to...

The MELSEC iQ-R series CPU module has "IP filter function" and "remote password function" as security functions. With the "IP filter function", you can set ... More Details >>

The number of times to insert and rem...

You can insert and remove the extended SRAM cassette less than 50 times and the SD memory card less than 500 times. More Details >>

Software to be supplied with GX Works3

GX Works2 and GX Developer are supplied with GX Works3. When installing GX Works3, you can select whether to install GX Works2 and GX Developer together. More Details >>