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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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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
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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 EtherNet/IP communication function for FX5-EIP
The following EtherNet/IP communication functions are supported by the FX5-EIP. ・Cyclic communication function ⇒Class1 instance communication/tag communicat... More Details >>
- No:45483
- Release Date:2025/11/12 13:55
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding understanding FX5-EIP Configuration Restrictions
One FX5-EIP can be used per system. It cannot be used with FX5-ENET/IP. More Details >>
- No:45484
- Release Date:2025/11/12 13:55
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding differences between instance communication and tag communication
Instance communication ・The instance ID (any number) is used to communicate with the other device. Tag communication ・The tag name (any character string) ... More Details >>
- No:45486
- Release Date:2025/11/12 13:55
- Category: MELSEC iQ-F Series , Network/Communication
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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
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Regarding support for the FX5-EIP Auto refresh function
The Auto refresh function is supported. More Details >>
- No:45488
- Release Date:2025/11/12 13:55
- Category: MELSEC iQ-F Series , Network/Communication
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Terminating resistors for RS-422 communication of QJ71C24N
The resistance value is 330 ohm, 1/4 W. More Details >>
- No:22965
- Release Date:2018/09/03 17:31
- Update:2018/10/03 15:33
- Category: Network related products
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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
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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
- Category: MELSEC iQ-F Series , CPU Module
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