FAQ


FAQAbout Products
FAQ
Keyword Search
Controllers
FAQ within [ Controllers ]
-
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
-
Regarding the MQTT communication function retransmission function
No, there is no function to resend all the data that could not be sent. By setting Retain and QoS from FB, it is possible to resend only the latest message. More Details >>
- No:44368
- Release Date:2024/03/27 16:56
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding sending files in an SD Memory Card by Mail
Yes, as long as the capacity is expandable to the file register (R), it can be transmitted by using the file operation instruction. When sending, please set... More Details >>
- No:44369
- Release Date:2024/03/27 16:41
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding the data link program of FX5-CCL-MS
Since the FX5-CCL-MS has a link refresh setting, there is no need for a program to read and write data to each station. More Details >>
- No:44614
- Release Date:2024/11/28 16:12
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding connection cable for GX Works3
It can be connected with a USB cable. The MX-F Model has a built-in USB Type-C port. More Details >>
- No:44977
- Release Date:2025/05/08 09:08
- Category: MELSEC MX Controller MX-F Model
-
Regarding protocol mixing in Serial Communication
It is not possible to connect multiple devices with different communication speeds and parities. More Details >>
- No:45480
- Release Date:2025/11/12 13:54
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding understanding EtherNet/IP Settings for FX5-EIP
The EtherNet/IP settings of the FX5-EIP can be set in GX Works3. No additional tools are required. More Details >>
- No:45487
- Release Date:2025/11/12 13:56
- Category: MELSEC iQ-F Series , Network/Communication
-
Whether or not multiple QJ72LP25-25 modules can be mounted
No, only a single QJ72LP25-25 can be mounted (and is to be mounted on the CPU slot on a main base unit). More Details >>
- No:23042
- Release Date:2018/09/03 17:31
- Category: Network related products
-
Regarding FX5-ENET, FX5-ENET/IP IP addresses
You cannot configure two IP addresses. More Details >>
- No:44356
- Release Date:2024/03/27 15:56
- Category: MELSEC iQ-F Series , Network/Communication
-
MODBUS(R) interface module's involvement in master and slave stations
Intelligent function module settings allow them to be set in both master and slave stations. More Details >>
- No:22637
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
11-20 of Total 1123