Limitation on the number of MELSOFT products that can be connected with the QJ71E71

In the TCP/IP connection, you can connect up to 17 MELSOFT products at the same time using a dedicated connection for system and the connections for users 1 ... More Details >>

Mixing line topologies with star topologies in the CC-Link IE Field Network　

Line topologies and star topologies can be mixed. More Details >>

Cascade connections between hubs in the CC-Link IE Field Network

UP to 20 levels of cascade connections can be made. More Details >>

RS-485 connection between LJ71C24 and an external device

Short between SDA and RDA and between SDB and RDB, and then connect them to + (Data-A) and - (Data-B) on the external device. More Details >>

Duplication error in a CC-Link master station

Possible causes are as follows.(1) Another master station exists on the same line.(2) Noise is detected on the line at power on. More Details >>

Limitation on the number of levels of cascade connections when QJ71E71-100 is used

If a repeater hub is used, 10BASE-T allows a maximum of four levels of cascade connections and 100BASE-TX allows a maximum of two levels of cascade connectio... More Details >>

Seamless communications

The CC-Link family products allow flexible programming and maintenance from any controllers for all the devices in connection. Such a communication, for whic... More Details >>

SLD and FG wiring for CC-Link networks

Ground FG in each station. SLD and FG are internally short-circuited. More Details >>

Transient transmission of the CC-Link IE Controller

Transient transmission is a function that allows communication with programmable controllers in other stations. Communication with programmable controllers i... More Details >>

The number of CC-Link modules mountable with a universal model QCPU module

If the parameter is set, the following number of modules can be mounted at maximum. - Q00UJ/Q00U/Q01UCPU: Up to 2 modules - Q02UCPU: Up to 4 modules - Uni... More Details >>