Operation performed when file registers are read

Checking "Device Memory" does not read file registers. Switch the Target Memory for "PLC Data" to "Standard RAM" and check "File Register" in the Read from P... More Details >>

Accessing a QnA compatible Ethernet interface module via a router using GX Developer

For GX Developer, a connection via a QnA compatible Ethernet interface module allows communication only within the same segment. Via a router, it is impossib... More Details >>

Opening a Structured Text program in GX Developer

Install the latest version again. Check "Structured Text (ST) Language Programming Function" and install it. More Details >>

Print function of GX Developer

The Print Preview window of GX Developer is a function for checking a print image, made to a specification that allows display of only the first page. A page... More Details >>

Access to a GOT

It is impossible to access the GOT via a universal model QCPU module. More Details >>

GX Developer's compatibility with LJ71E71-100

GX Developer does not support LJ71E71-100. Use GX Works2. More Details >>

Behavior of special relay in offline simulation

The constant scan initial value of GX Simulator is 100 ms. Thus, the value of SM410(0.1sec. clock) is OFF in each scan. To turn ON/OFF SM410, set the consta... More Details >>

The number of CC-Link modules mountable with a universal model QCPU module

If the parameter is set, the following number of modules can be mounted at maximum. - Q00UJ/Q00U/Q01UCPU: Up to 2 modules - Q02UCPU: Up to 4 modules - Uni... More Details >>

Identifying disconnected CC-Link stations

Identify disconnected stations using either of the following methods. (1) Select [Diagnostics] -> [CC-Link Diagnostics].from the menu in GX Works2 or G... More Details >>

MELSEC-F series high-speed counter blocks that can import differential pulses

The FX2N-1HC, FX2NC-1HC, FX3U-4HSX-ADP, and FX3U-2HC can import differential pulses. More Details >>