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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Necessity for MX Component when MX Sheet is used
Yes.You can also purchase MX Works, a set of MX Sheet and MX Component. More Details >>
- No:22707
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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NTP compatibility of the SNTP function of a built-in Ethernet port QCPU
Because NTP is compatible with SNTP, you can use an NTP server for the time setting. More Details >>
- No:22713
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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TCP retransmission timer setting for built-in Ethernet port LCPU
For the built-in Ethernet port in the L series CPU, the TCP retransmission timer setting is fixed and unchangeable. The retransmission occurs six times. The... More Details >>
- No:22745
- Release Date:2018/09/03 17:29
- Update:2018/09/21 17:52
- Category: MELSEC-L Series
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Connection status detection between a hub and the built-in Ethernet port of LCPU
The bit 10 of the special register SD1288 provides the connection status to a hub. When the bit 10 of SD1288 is ON, a hub is connected. More Details >>
- No:22759
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Use of 4E frame for built-in Ethernet port of LCPU
The built-in Ethernet port in the L series is compatible only with the QnA-compatible 3E frame. The 4E frame is not supported. More Details >>
- No:22761
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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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
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Setting for sequentially inputting device comments in GX Works2
Select [Tool]-> [Options]-> [Program Editor] -> [Ladder/SFC] -> [Enter ladder] from the menu, and set [Enter label comment and device comment]... More Details >>
- No:22938
- Release Date:2018/09/03 17:30
- Update:2018/09/25 09:54
- Category: Engineering Software
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Using a FROM/TO instruction after AJ71UC24 is replaced with QJ71C24N
I/O signals and buffer memory addresses need to be changed but data communications can be conducted using a FROM/TO instruction and X/Y signals. More Details >>
- No:23017
- Release Date:2018/09/03 17:31
- Category: Network related products
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How to make the expanded cyclic setting for CC-Link local stations
Make the expanded cyclic setting for a CC-Link local station using the programming tool, GX Developer or GX Works2. Follow the procedure below. (1) Set th... More Details >>
- No:23030
- Release Date:2018/09/03 17:31
- Update:2018/09/26 10:17
- Category: Network related products
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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 >>
- No:23049
- Release Date:2018/09/03 17:31
- Category: Network related products
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