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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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NTP support by the SNTP function of LCPU with built-in Ethernet port
NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting. More Details >>
- No:22744
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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QnA-compatible 3E frame command for built-in Ethernet port in LCPU
The built-in Ethernet port in the L series CPU is not compatible with a multiple-block batch read command (0406) of the MC protocol. Executable commands are ... More Details >>
- No:22726
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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Opening a project in an old version of GX Developer
Products earlier than version 8.58L do not support a project in which the following parameters are set. All the parameters are set to their default values be... More Details >>
- No:22666
- Release Date:2018/09/03 17:29
- Update:2018/09/21 13:53
- Category: MELSEC-Q Series
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The following Diatrend cable can be used.- DQ-U2 More Details >>
- No:22623
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to read projects created by GX Works2 in GX Developer
Select [Project] -> [Export to GX Developer Format File] and save the project so that it can be opened in GX Developer.For more details, refer to GX Works... More Details >>
- No:22515
- Release Date:2018/09/03 17:28
- Category: MELSEC-Q Series
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I/O numbers of a MELSEC iQ-R series I/O combined module (RH42C4NT2P)
An input and output use a single I/O number. (This is the same as QH42P.) When you replace a module that uses serial I/O numbers (e.g. QX41Y41P) with this m... More Details >>
- No:22471
- Release Date:2018/09/03 17:28
- Update:2018/09/19 13:57
- Category: MELSEC iQ-R Series
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Regarding cable diversion to FX5-2HC/ES
The cable cannot be used because the connector shape is different, so change the wiring. FX5-2HC/ES is a spring clamp terminal block, and FX3U-2HC is a MIL-... More Details >>
- No:44337
- Release Date:2024/03/20 13:26
- Category: MELSEC iQ-F Series , High-Speed Counter
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Regarding the QoS function of the MQTT Communication function
There are three QoS levels and FX5-ENET is also supported. ・QoS0 - The message is sent only once from the source client. Messages are not guarant... More Details >>
- No:40056
- Release Date:2023/08/25 09:04
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding Instruction processing time when the program capacity: 128 K steps are set
LD instruction: 0.35 μs, MOV instruction: 0.779 μs. For other instructions, see the manual below. MELSEC iQ-F FX5 Programming Manual (Instructions, Standa... More Details >>
- No:39362
- Release Date:2023/01/12 17:12
- Category: MELSEC iQ-F Series , CPU Module
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Not supported. More Details >>
- No:39305
- Release Date:2023/02/13 16:41
- Category: MELSEC iQ-F Series , CPU Module
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