Communication between built-in Ethernet port QCPU modules

The following communication methods are available between built-in Ethernet port QCPU modules. - Socket communications are possible. - Communications equ... More Details >>

Battery replacement for High-Performance model QCPU

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

How to set file register setting

No setting is required.File registers are enabled by default in basic model QCPU. More Details >>

Compatibility with 64-bit Windows 7

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

GX Simulator in GX Works2 disk

The simulation function is included in GX Works2.For more details of the functions of GX Work2, refer to GX Works2 Version 1 Operating Manual (Common). More Details >>

Duplicated coil error

The duplicated coil error is detected when SET instruction and RST instruction use the same device. More Details >>

High-speed timer

Follow the procedure below to insert a high-speed timer.- Click the Coil button on the toolbar or press the function key F7, then enter "HT[ ] K[ ]".- Click ... More Details >>

GX Works2 installation procedure from the iQ Works disk

Use setup.exe in iQ Works Disk 2 (appears directly under the disk folder), to install the application.For the individual installation procedure from the iQ W... More Details >>

Overhead time before and after the startup of an interrupt program with a MELSEC iQ-R series CPU module

Although it depends on interrupt factors, the overhead time before startup becomes 10.8 to 23.8 [us] and the time after startup becomes 6.5 to 17.4 [us]. More Details >>