The maximum number of years of the clock function is 2079 years. If it exceeds the maximum number of years, it will be

CC-Link IE field When a network such as Network Basic is interrupted, the CPU module does not stop and continues to run.

It is not possible to connect multiple devices with different communication speeds and parities.

The maximum number of significant digits is seven.

It is not possible to add an iQ-F series module after the bus conversion module. When adding an iQ-F series module, add

Since the battery retains clock data even after power failure, the time of logging data may change.

Yes. There is no problem using an external power supply for the input circuit of the FX5 CPU module.

The following restrictions apply to the external input/output forced ON/OFF function. ・Since RUN contact setting is RUN/

Be careful when using the FTP server auto transfer function in combination with the following functions. ・FTP client (FT

The input/output cables used in the FX3GC and FX3UC basic units can be diverted to the FX5UC CPU Module (connector type)

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FAQ > Controllers > Programmable Controllers MELSEC > MELSEC iQ-F Series > CPU Module

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FAQ within [ CPU Module ]

1-10 of Total 185

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Regarding maximum number of years of clock data that can be handled

The maximum number of years of the clock function is 2079 years. If it exceeds the maximum number of years, it will be fixed at 23:59:59 on December 31, 207... More Details >>
- No：45478
- Release Date：2025/11/12 13:54
Regarding CC-Link IE field CPU module status during communication error occurs on CC-Link IE Field Network Basic

CC-Link IE field When a network such as Network Basic is interrupted, the CPU module does not stop and continues to run. When the CC-Link IE Field Network i... More Details >>
- No：44611
- Release Date：2024/11/28 16:11
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
Regarding floating point precision

The maximum number of significant digits is seven. More Details >>
- No：39298
- Release Date：2023/02/13 16:38
Regarding the expansion of modules after the bus conversion module

It is not possible to add an iQ-F series module after the bus conversion module. When adding an iQ-F series module, add it in the front stage of the bus conv... More Details >>
- No：45482
- Release Date：2025/11/12 13:55
Regarding the effect of battery voltage drop on logging function

Since the battery retains clock data even after power failure, the time of logging data may change. More Details >>
- No：39310
- Release Date：2023/01/12 16:53
Regarding the input circuit wiring of the FX5 CPU module

Yes. There is no problem using an external power supply for the input circuit of the FX5 CPU module. More Details >>
- No：39317
- Release Date：2023/02/14 08:56
Regarding restrictions on the external input/output forced ON/OFF function

The following restrictions apply to the external input/output forced ON/OFF function. ・Since RUN contact setting is RUN/STOP by external signal, forced ON/O... More Details >>
- No：44332
- Release Date：2024/03/20 12:58
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
Regarding using the connector of the CPU Module

The input/output cables used in the FX3GC and FX3UC basic units can be diverted to the FX5UC CPU Module (connector type). More Details >>
- No：44350
- Release Date：2024/03/27 15:44

1-10 of Total 185

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