Ethernet system configuration of a redundant system

The following figure shows the basic configuration. When a control system Ethernet module is faulty or disconnected, the system is switched at a disco... More Details >>

Displaying the next page in the Print Preview window

It is only possible to preview the first page to verify the print size and form. More Details >>

Copying device comments in GX Works2

Select a device comment in the project view and select "Copy" from the right-click menu. More Details >>

Difference between AJ65SBTB1-16DT1 and AJ65SBTB1-16DT2

Major differences are shown below. - AJ65SBTB1-16DT1 - Rated input current approx. 5 mA - ON voltage/ON current 15 VDC or higher/3.0 mA or higher - O... More Details >>

Parameter settings for a CC-Link master station and local stations

Local stations also need parameter settings. More Details >>

Read and write operations for CC-Link buffer memory

There is no problem in writing/reading data into/from the buffer memory using a FROM/TO instruction with the refresh device setting left blank.The refresh de... More Details >>

T-branch connection and star topology for CC-Link networks

- T-branch T-branch is a connection type that branches one line from a main line. To establish a T-branch CC-Link network, use the repeater module AJ65S... More Details >>

Cables for CC-Link networks

Use CC-Link dedicated cables. General-purpose cables cannot be used. More Details >>

Links with a CC-Link local station cannot be made

Check the following points. (1) CC-Link cables have been properly connected. (2) Station numbers and the transmission speed have been correctly set. (3)... More Details >>

Unit of receive data used by the QJ71C24N series pre-defined protocol support function

The fixed data is used for specific codes and character strings such as a command. Setting a device is not required. More Details >>