Setting of "Target MODBUS(R) device head number"

Set "(Last five digits of actual device number) - 1" for the Target MODBUS(R) device head number.Example) For the holding register 400018, set "17". More Details >>

Fixed buffer data area

The fixed buffer data areas in the buffer memory are used for communication for FROM/TO instructions. The areas used in communication for FROM/TO instruction... More Details >>

GX Works2's compatibility with Monitor (write mode)

From version 1.62Q, GX Works2 supports Monitor (write mode). Pressing Shift+F4 allows an online change. More Details >>

How to change programs in the standard ROM

After performing online change to the program memory, export the program memory data to ROM format when the CPU can be stopped or before turning off the powe... More Details >>

Behavior of special relay in simulation

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

Replacing Q02CPU with Q02H

Yes. More Details >>

Making transparent connections using GX Developer

Set as follows in the Transfer Setup window. - Select "USB" for "PC side I/F". - Select "CPU Module" for "PLC side I/F" and check "via GOT (direct couple... More Details >>

Counting of a built-in high-speed counter

Check that the RST instruction ofthe high-speed counter is not executed whilethe program is running. Forthe high-speed counter which supports the external r... More Details >>

Communications with a personal computer after the communication parameters for the RS-232C communication equipment are set

When a personal computer (GX Works2) is connected to the RS-232C port of a programmable controller, communications between the personal computer and the prog... More Details >>

How to copy a sheet used by MX Sheet

Always change the name of the Excel sheet on which MX Sheet is set in the "Change Sheet Name" dialog box.If the sheet name is changed in the Excel sheet dire... More Details >>