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FAQ within [ MELSEC iQ-F Series ]
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Regarding differences between 8 bit and 16 bit modes for non-protocol communication
In 8-bit mode, the upper 8 bits of transmitted and received data are ignored and only the lower 8 bits are valid data. In 16 bit mode, send/receive data i... More Details >>
- No:39363
- Release Date:2023/02/15 13:04
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding parameter setting for FX5-CCL-MS
It is possible to set the basic/application settings in a program by selecting the parameter setting method to "Program." Even if set by "program" is select... More Details >>
- No:39367
- Release Date:2023/01/12 17:12
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding maximum number of connections for the simple CPU communication function
The maximum number of connections for the simple CPU communication function of FX5 CPU module is 16 for FX5U/FX5UC CPU module and 8 for FX5UJ/FX5S CPU module... More Details >>
- No:40032
- Release Date:2023/08/24 15:37
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding double-precision real numbers
The FX5 CPU unit does not handle double-precision real numbers. Only single-precision real numbers can be handled. More Details >>
- No:40033
- Release Date:2023/08/24 15:37
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding forced ON/OFF function for external input/output
The "Forced ON/OFF function for external input/output" that forces X/Y devices to turn on/off from GX Works3 is supported with the following firmware version... More Details >>
- No:44330
- Release Date:2024/03/20 12:56
- Category: MELSEC iQ-F Series , CPU Module
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Regarding use of the FTP Server Auto Transfer Function with Other Functions
Be careful when using the FTP server auto transfer function in combination with the following functions. ・FTP client (FTPPUT instruction) The function exe... More Details >>
- No:44336
- Release Date:2024/03/20 13:28
- Category: MELSEC iQ-F Series , CPU Module
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Regarding dedicated instruction for JOG operation
There is no dedicated instruction to drive JOG. Use PLSV (variable speed operation) when operating JOG. More Details >>
- No:44355
- Release Date:2024/03/27 15:50
- Category: MELSEC iQ-F Series , CPU Module , Motion/Positioning
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Regarding settings when the battery is installed
From the GX Works3 settings when the optional battery is installed, it must be set to Installed in the Optional Battery Settings. Use the following proc... More Details >>
- No:44363
- Release Date:2024/03/27 17:09
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regrading using the Positioning Function with a Relay-Output Type FX5 CPU Module
High-speed pulse I/O module : The FX5-16 ET/ES-H can be added regardless of the output type of the CPU Module, and the positioning function can be used with ... More Details >>
- No:44366
- Release Date:2024/03/27 16:19
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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The FX5 CPU module does not support UDP broadcast communication. More Details >>
- No:22291
- Release Date:2018/08/30 13:55
- Update:2023/06/23 10:49
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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