FAQ


FAQAbout Products
- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC iQ-F Series
FAQ
Keyword Search
FAQ within [ MELSEC iQ-F Series ]
-
Regarding how to compare multiple word devices
It is possible to compare multiple word devices using the BKCMP_□ instruction. *where □ is the comparison symbol. Example:To compare 10 stores from D0 to D... More Details >>
- No:44616
- Release Date:2024/11/28 16:13
- Category: MELSEC iQ-F Series , CPU Module
-
Regarding model name of CC-Link cables
The CC‐Link cables are being produced by various manufacturers, and no specific cable model is recommended. Please use a cable certified by the CC-Link Asso... More Details >>
- No:22330
- Release Date:2018/08/30 13:55
- Update:2023/07/03 11:53
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding error 2440H on CPU module when using FX5-CCLGN-MS
When the power is turned on, the FX5-CCLGN-MS performs parameter check processing, and if an error occurs, the CPU module is also notified of the error. Ther... More Details >>
- No:39282
- Release Date:2023/01/12 16:49
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding Open/Close Socket Communications
No need. More Details >>
- No:39288
- Release Date:2023/02/13 15:36
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding the supported version of the simple CPU communication function
For FX5U/FX5UC CPU module, firmware version 1.110 or later is supported. For the FX5UJ/FX5S CPU module, it is compatible from the first one. More Details >>
- No:39316
- Release Date:2023/02/14 08:56
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding nesting contacts displayed on bus by master control instructions
It is not possible. More Details >>
- No:39361
- Release Date:2023/02/15 13:04
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding maximum number of connections for MQTT communication function
The MQTT communication function can be used for up to one connection. More Details >>
- No:40055
- Release Date:2023/08/25 08:53
- Category: MELSEC iQ-F Series , Network/Communication
-
Regarding initialization procedure
From GXWorks3, use [Online] -[CPU Memory Operation] to initialize. How to check the IP address is as follows. They are stored in special registers SD8492 a... More Details >>
- No:45481
- Release Date:2025/11/12 13:54
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
-
Regarding CC-Link IE Field Network Basic Refresh Settings
You can't. Device allocation for refresh settings is sequential only. More Details >>
- No:39306
- Release Date:2023/02/13 16:41
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
-
Regarding the procedure for functions set in GX Works3
This is possible with the Guidance flow function. On GX Works3, you can view the setting procedure for the function you want to use. *It is supported by GX ... More Details >>
- No:39341
- Release Date:2023/02/14 17:29
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
141-150 of Total 266