Compatibility between GX IEC Developer and GX Developer

GX IEC Developer and GX Developer are different products. They are not compatible. Projects created using GX IEC Developer can neither be opened in GX Develo... More Details >>

A message that says "A T/C coil with the same No. exists."

It is a confirmation message telling a user that there is a device, T or C, that has become a duplicated coil in the same program and the coil is given the s... More Details >>

CPU operation when the time setting failed

When an error occurs, the operation can be stopped or continued according to the "At Error Occurrence" setting.(The default is "Continue".) More Details >>

Battery install position in LCPU

Open the cover at the bottom of the CPU module and install the battery. More Details >>

Precautions for insertion and removal of SD memory card

Turn off the SD memory card switch and check that the LED indicator is off before insertion or removal of an SD memory card. More Details >>

CSV file storage timing in L series logging function

No. More Details >>

Method to prevent the BAT.LED from turning on

To prevent an LED from turning on when an error occurs, set 0 to the relevant factor number setting area (4 bits for each) in SD207 to SD209. To disable the ... More Details >>

Battery replacement for LCPU

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 >>

QnA-compatible 3E frame command for built-in Ethernet port in LCPU

The built-in Ethernet port in the L series CPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are ... More Details >>

Ethernet system configuration of a redundant system

The following figure shows the basic configuration. When a control system Ethernet module is faulty or disconnected, the system is switched at a disco... More Details >>