Local devices

Local devices are devices which can be independently used for each program.When multiple independent programs are executed, using local devices allows progra... More Details >>

Device comment

Those displayed under COMMENT are common comments, and others are program comments.When there are multiple programs in a project, a common comment applies to... More Details >>

How to change the type of statement in GX Developer

Select [Search/Replace] -> [Replace statement/note type] from the menu and select "Change in PLC". More Details >>

Cost of runtime licenses for VxWorks

The cost is included in the price of C Controller modules. Extra payment is not required. More Details >>

Opening a project in an old version of GX Developer

Products earlier than version 8.58L do not support a project in which the following parameters are set. All the parameters are set to their default values be... More Details >>

Cables connected to the Ethernet port on the universal model QCPU

If a direct connection is made, either type can be used.If making a connection via a hub, use a straight cable. More Details >>

Necessity for MX Component when MX Sheet is used

Yes.You can also purchase MX Works, a set of MX Sheet and MX Component. More Details >>

How to suppress the instability of digital-converted output values

(1) Use separate cables for the AC control circuit and the external input signals of an analog input module to avoid the influence of the AC side surges an... More Details >>

Pulse width with which the QX42 recognizes all pulses

Maximum scan time (10 ms) + Response time (10 ms) = Pulse width with which the module recognizes all pulses (20 ms) 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 >>