Reading file registers in the standard RAM

Set Target Memory to "Standard RAM" in the Read from PLC window to select a file register file. More Details >>

How to read device data and file registers in Q series

Specify the target memory in the Read from PLC window and execute reading. More Details >>

Recommended cables for MODBUS(R) interface module QJ71MB91

The RS-232 cable should meet RS-232 standards and not exceed 15 m in length.The RS-422/485 cable should meet specifications described in the following manual... More Details >>

Procedure for developing programs

It is necessary to install a development environment (Tornado or Wind River Workbench) and set parameters using the Setting/monitoring tools for the C Cont... More Details >>

Label programs in GX Works2

Change the program using the following method.Write the label program to the programmable controller CPU and perform PLC read for the parameters and the prog... More Details >>

Counting operation of QD62

The corresponding operation depends on the counter type selected. (1) If "Linear Counter" is selected If the present counter value exceeds the upper limi... 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 >>

Writing files in CSV format

Use SP.FWRITE instruction to save the data to an SD memory card in CSV format. More Details >>

Operation during power failure

It stops during execution. More Details >>

Use of END cover with the branch module and extension module

Use an END cover applicable to the following. - The L6EC whose serial number (first six digits) is "*****2" or later- END cover with ERR terminal (optional i... More Details >>