Can I open a program created with GX Works2 in GX Developer?

You cannot open a program in the file format for GX Works2. When saving a project with GX Works2, save it in the format for GX Developer.(This is possible on... More Details >>

Regarding converting FBD/LD Projects

It can't be converted. More Details >>

Clearing data in the QJ71C24N's receiving area buffer memory

Receiving data overwrites the buffer memory data. Writing 0 with a program can be performed but is unnecessary as the data is overwritten. More Details >>

Reception data read request signal of QJ71C24N not turn ON

The default receive complete code is CR+LF (0DH, 0AH). The default received data count is 511 words. Hence, at their defaults, Reception data read request si... More Details >>

LCPU built-in Ethernet port setting when using the simple PLC communication function

The following settings are required for the "Open Setting" for the number of connected external devices.- Protocol: "UDP"- Open System: "MELSOFT connection" More Details >>

Differences in the mounting dimensions and sizes between the pulse output blocks FX2N-1PG and FX3U-1PG

The external and mounting dimensions of the FX2N-1PG and the FX3U-1PG are identical. However, the electrical specifications and connectable FX programmable c... More Details >>

Writing comments into a programmable controller

Make a space for comments in the parameter setting of the programmable controller with GX Developer.To write the created comments into a programmable control... 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 >>

Usage of PIDCONT instruction in process CPU

No. More Details >>

Regarding floating point precision

The maximum number of significant digits is seven. More Details >>