FAQ


FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-Q Series
FAQ
Keyword Search
FAQ within [ MELSEC-Q Series ]
-
Copying device comments in GX Developer
Open the copy destination project in GX Developer.From the menu, select [Project] -> [Copy], specify the copy source project, and check the device comment... More Details >>
- No:22519
- Release Date:2018/09/03 17:28
-
MX Component Version 3's compatibility with 64-bit Windows 7
MX Component Version 3.15R or later supports 64-bit Windows 7. More Details >>
- No:22520
- Release Date:2018/09/03 17:28
-
Fixed scan execution type (program setting item)
A fixed scan execution type program is a program executed at specified time intervals. This type of programs, unlike interrupt programs, can be interrupted i... More Details >>
- No:22617
- Release Date:2018/09/03 17:29
-
Use SP.FWRITE instruction to save the data to an ATA card in CSV format.For Q00UJCPU, Q00UCPU, and Q01UCPU, however, memory cards cannot be used thus data ca... More Details >>
- No:22652
- Release Date:2018/09/03 17:29
-
Ethernet communication after the replacement of an external device
Personal computers have different MAC addresses and an Ethernet module hold a MAC address. Hence the MAC address that the Ethernet module currently holds is ... More Details >>
- No:22665
- Release Date:2018/09/03 17:29
-
Communication between built-in Ethernet port QCPU modules
The following communication methods are available between built-in Ethernet port QCPU modules. - Socket communications are possible. - Communications equ... More Details >>
- No:22586
- Release Date:2018/09/03 17:29
- Update:2018/09/20 17:33
-
Q series device data held in the case of a power failure
The data in the devices assigned to Latch (1) or Latch (2) in the "Device Setting" window ([PLC Parameter] -> [Device Setting] window) is held when a pow... More Details >>
- No:22638
- Release Date:2018/09/03 17:29
- Update:2018/09/21 11:37
-
Use of an A-compatible 1E frame for the built-in Ethernet port of the built-in Ethernet port QCPU
Check the serial number of the built-in Ethernet port QCPU in use. The Built-in Ethernet port QCPU modules with serial numbers with upper 5 digits of "13102"... More Details >>
- No:22676
- Release Date:2018/09/03 17:29
-
Speeds of access to file registers
If file registers are registered in the standard RAM and "R" is specified by an instruction, the processing time is the same as is the case with the internal... More Details >>
- No:22688
- Release Date:2018/09/03 17:29
-
Detecting the connection between a built-in Ethernet port QCPU and hub
You can check the connection to the hub with bit 10 of the special register SD1288. When bit 10 of the SD1288 is on, the QCPU is in connection with the hub. More Details >>
- No:22712
- Release Date:2018/09/03 17:29
91-100 of Total 213