Clearing the battery error without re...

It is impossible. Battery replacement is essential in clearing the battery error and the power of the programmable controller must be turned off before the... More Details >>

Latch settings

The setting in Latch (1) can be cleared by latch clear operation. The setting in Latch (2) cannot be cleared by latch clear operation. More Details >>

How to check scan time

SD520 stores the current scan time in 1 ms units. More Details >>

Fixed buffer data area

The fixed buffer data areas in the buffer memory are used for communication for FROM/TO instructions. The areas used in communication for FROM/TO instruction... More Details >>

QCPU built-in Ethernet port setting w...

The following settings are required for the "Open Setting" for the number of connected external devices. - Protocol: "UDP" - Open System: "MELSOFT connecti... More Details >>

Resolution provided for Q64AD/Q68ADV/...

The maximum resolution for the user range setting does not change. More Details >>

GX Works2 update installation procedure

Download the file directly under the C: drive and then install it. More Details >>

When the message "An unusable COM por...

RS-232 is selected as PC side I/F in Transfer Setup of GX Developer or GX Works2.Change the setting in PC side I/F to USB. More Details >>

GX Developer's compatibility with 64-...

GX Developer Version 8.98C or later supports 64-bit Windows 7. To install GX Developer to a Windows 7-based personal computer, refer to the following techni... More Details >>

MX Component's license

One license is required for each personal computer as a rule. More Details >>