FAQ
FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC
FAQ
Keyword Search
Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
-
SD1286 of LCPU with built-in Ethernet port
The bits 0 to F of the special register SD1286 (Receive state signal) correspond to the connection numbers 1 to 16. When it receives data, the corresponding ... More Details >>
- No:22786
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
SNTP communication error in built-in Ethernet port LCPU
The error does not affect the CPU time. The CPU time is not set when a communication error occurs. More Details >>
- No:22783
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Precautions for use of SD memory card
Yes. Note that SD memory cards are formatted at the factory. If an SD memory card needs to be reformatted, format it using the CPU module. More Details >>
- No:22779
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Number of points used for I/O assignment of L26CPU-(P)BT built-in CC-Link function
It is fixed to 32 points from 10 to 2F. More Details >>
- No:22777
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
The conversion speed is as follows. - High speed: 20 microseconds per channel- Medium speed: 80 microseconds per channel- Low speed: 1 millisecond per channel More Details >>
- No:22776
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Simultaneous broadcast reception setting for built-in Ethernet port LCPU
To receive simultaneous broadcast using UDP, set the parameters as follows. - Destination IP Address: FF.FF.FF.FFh - Destination Port No.: Other than FFFFh (... More Details >>
- No:22772
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Versions of built-in Ethernet port LCPU compatible with SNTP function
The initial version and subsequent versions of L series CPU support the SNTP function. More Details >>
- No:22769
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
PLC write not possible due to memory overload
If comments cannot be stored in the program memory, write them in the standard ROM or a memory card. Calculate the memory capacity in GX Works2 or GX Develop... More Details >>
- No:22767
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
-
Remedy to an error message when performing online change in LCPU
After data is written to the program cache memory (SRAM), it is automatically transferred to the program memory (flash ROM). Therefore, additional online cha... More Details >>
- No:22763
- Release Date:2018/09/03 17:30
- Update:2018/09/22 10:50
- Category: MELSEC-L Series
-
Number of points used for I/O assignment of LCPU built-in I/O function
X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (Built-In I/O Function)". More Details >>
- No:22762
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
771-780 of Total 983