Regarding Circuit Blocks that cannot be written with Online Program Change.

HIOEN/DHIOEN instructions cannot be written with Online Program Change. In addition, circuit blocks containing positioning instructions or network instructio... More Details >>

Regarding Data Register Byte Splitting

Use the WTOB instruction. More Details >>

Regarding GX Works3 Module configuration diagram

It can't be configured. In the module configuration diagram of GX Works3, the configurations that can be created are those excluding FX5-CNV-IFC and FX3 Int... More Details >>

Regarding the line tracing function

It is not supported. More Details >>

Index modifier of bit devices in the FX3G series

The FX3G series does not support the index modifier for the bit devices. The FX3U/FX3UC series supports this function. More Details >>

COM terminal for outputs

For output terminals of a programmable controller, one common terminal is used for 1, 2, 4, or 8 output points. Each common line is assigned with a different... 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 >>

Local device comments

Local device comments can be read if the comment file in which the local device comments are stored is written to the CPU module. More Details >>

Statements of GX Works2 and the scan time

The input method for statements, either "PLC" or "Peripheral", makes a difference. - If "PLC" is set for statements, they are written into the program mem... 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 >>