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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Regarding number of input/output points when adding safety extension module
It will. It is treated the same as an intelligent module, so it occupies 8 I/O points. The safety input expansion module FX5-SF-8DI4 does not occupy the numb... More Details >>
- No:39314
- Release Date:2023/01/12 16:54
- Category: MELSEC iQ-F Series , CPU Module , Safety Control
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Regarding setting up encrypted communication (TLS) for FX5-ENET
In GX Works3, set the FX5-ENET module parameters from Basic Settings - External Device Configuration Settings. In the "Ethernet Configuration" screen, selec... More Details >>
- No:40050
- Release Date:2023/08/25 08:48
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding the MQTT Communication Function Publish Program
You can't program it with the ladder program alone. To use the MQTT communication and email functions, you must use the module FB and program it. More Details >>
- No:40051
- Release Date:2023/08/25 11:48
- Category: MELSEC iQ-F Series , Network/Communication
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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 multiple connections for the MQTT communication function
The MQTT communication function of FX5-ENET does not allow multiple connections to be opened at the same time. The MQTT communication function has a maximum ... More Details >>
- No:44358
- Release Date:2024/03/27 16:02
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding KeepAlive for SLMP Communication
For TCP protocol of SLMP communication, KeepAlive is fixed and cannot be changed. In the case of UDP protocol, it is fixed to not perform a keep-alive check. More Details >>
- No:45477
- Release Date:2025/11/12 13:37
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding the type of battery which can be used with the CPU module.
FX3U-32BL can be used. The battery is not included with the CPU modu... More Details >>
- No:22285
- Release Date:2018/08/30 13:55
- Category: MELSEC iQ-F Series , Option , CPU Module
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Regarding the processing specification of the basic operation instruction(LD).
The execution time of the basic opeartion instruction (LD) of the FX5U/FX5UC/FX5UJ CPU module is 34 ns. *For firmware Ver.1.100 or above, this specification ... More Details >>
- No:22287
- Release Date:2018/08/30 13:55
- Update:2023/07/03 11:56
- Category: MELSEC iQ-F Series , CPU Module
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Security functions of MELSEC iQ-R series
The functions serve to protect the user property stored in a personal computer and the user property inside modules in the MELSEC iQ-R series system against... More Details >>
- No:22481
- Release Date:2018/09/03 17:28
- Update:2018/09/21 16:47
- Category: MELSEC iQ-R Series
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Behavior of special relay in simulation
The constant scan initial value in the simulation function is 100ms. Thus, the value of SM410(0.1sec. clock) is OFF in each scan. To turn ON/OFF SM410, set ... More Details >>
- No:22521
- Release Date:2018/09/03 17:28
- Update:2018/09/20 14:23
- Category: MELSEC-Q Series
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