Difference between redundant systems and the multiple CPU systems

- Redundant systems A redundant system offers improved system reliability, as it consists of two basic systems, each of which includes a CPU module, powe... More Details >>

What to do in the case of the error "A default router IP address needs to be set."

When having access bypassing a router, enter only the IP address.The subnet mask pattern is not required to be entered because GX Works2 or GX Developer auto... More Details >>

Boot operation from the standard ROM in the universal model QCPU

The universal model QCPU modules have their standard ROM but boot operation from the standard ROM is impossible. Boot the module from a memory card. More Details >>

Setting of Q series registers whose data is held when a power failure occurs

Assign data registers (D) to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> "Device Setting" window) to hold the data when a po... More Details >>

Reading and writing bits/words using the FL-net (OPCN-2) interface module

The parameters and auto refresh settings for the FL-net (OPCN-2) interface module cannot be made using the Network Parameter items in GX Developer.Set those ... More Details >>

Intelligent function module settings in GX Works2

Intelligent function module settings can be made using GX Works2 alone.GX Works2 provides functions equivalent to various GX Configurator series functions.Fo... More Details >>

"No administrator authority" warning displayed in MX Component

The user account control (UAC) setting needs to be changed.For more details, refer to Appendix 8.2 of the following manual.- MX Component Version 3 Operating... More Details >>

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 >>

Cable used for FL-net

Connect with a straight cable using a hub. For more details, refer to the following manual. - FL-net (OPCN-2) Interface Module User's Manual 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 >>