FAQ


FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC > Network related products
FAQ
Keyword Search
FAQ within [ Network related products ]
-
CC-Link signals checked when an error occurs
Check the following signals.- Module error signal : X0- Host data link status signal: X1- Other station data link status signal: X3 More Details >>
- No:23021
- Release Date:2018/09/03 17:31
-
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 >>
- No:22981
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:20
-
Difference between CC-Link reserved stations and invalid stations
- Reserved station Reserved stations are not actually connected to the network (but will be connected in the future) but do not appear as data link error... More Details >>
- No:22993
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:37
-
Terminating resistors for RS-422 communication of QJ71C24N
The resistance value is 330 ohm, 1/4 W. More Details >>
- No:22965
- Release Date:2018/09/03 17:31
- Update:2018/10/03 15:33
-
To assure 32-bit data, "Network Range Assignment" of the control station must satisfy the following conditions.(1) The start device No. of LB is a multiple o... More Details >>
- No:23052
- Release Date:2018/09/03 17:31
-
How to check link errors in CC-Link slave stations
The data link status is stored in SW80 to SW83.Each bit corresponds to a station number and a bit turns ON if the corresponding station causes a data link er... More Details >>
- No:23031
- Release Date:2018/09/03 17:31
-
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 >>
- No:23048
- Release Date:2018/09/03 17:31
-
Settings required for transient transmission
The routing parameter settings are required for transient transmission to the CPU module with another network No. The request source station, relay station,... More Details >>
- No:22995
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:40
-
Necessity of terminating resistors in CC-Link communication
No, it is unnecessary. Terminating resistors are only required at both ends of the network. More Details >>
- No:22966
- Release Date:2018/09/03 17:31
-
Link data from communication error stations in a CC-Link network
The remote input RX of the master station and the remote input RX and remote output RY of local stations clear/hold the data from an error station according ... More Details >>
- No:23057
- Release Date:2018/09/03 17:31
31-40 of Total 110