Socket communication with the built-in Ethernet port of a CPU module

The communication between programmable controllers can be established using the socket communication function instructions. More Details >>

Resolution provided for Q64AD/Q68ADV/Q68ADI

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

Sample comment of GX Works2

It includes sample comments for special relay/special register and the intelligent function module. On the menu of GX Works2, select [Edit] -> [Import ... More Details >>

Replacing a device in GX Developer

Select [Tool] -> [Options] from the menu of GX Developer and open <<Program common>> tab.Then select "Don't write to PLC" in "After conversion... More Details >>

Corrective action when the program size exceeds the capacity

If comments and symbolic information are stored in the program memory, write them in the standard ROM. More Details >>

Battery replacement for universal model QCPU

The contents of the standard RAM and latch devices are not erased if the battery replacement is completed within three minutes, which is the backup power tim... More Details >>

Compatibility with 64-bit Windows 7

GX Works2 Version 1.62Q or later supports Windows 7. More Details >>

Boot operation from the standard ROM

The boot operation from the standard ROM is not possible.The program memory of universal model QCPU is a flash ROM.Thus, writing in the program memory achiev... More Details >>

Specification method of high-speed timer

To use a high-speed timer, insert a circuit of application instruction such as "OUTH T0 K100". More Details >>

Creating comments both in English and in Japanese

Create common comments and comments by program in respective languages.The device comments can be switched in [Options] -> [Tool]. More Details >>