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FAQ within [ MELSEC iQ-F Series ]
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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 the Connected/Disconnected Module Detection button on FX5-CCLGN-MS
For the Connected/Disconnected Module Detection of FX5-CCLGN-MS, the network configuration of the subsequent stages can not be automatically detected unless ... More Details >>
- No:39274
- Release Date:2023/01/12 16:45
- Category: MELSEC iQ-F Series , Network/Communication
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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
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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
- Category: MELSEC iQ-F Series , CPU Module
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Regarding specifications of the forced ON/OFF function for external input/output
The following points are different for the iQ-F series. ・All output disabled flag (SM8034) When SM8034 is ON, the all output disabled flag is given priorit... More Details >>
- No:44331
- Release Date:2024/03/20 12:54
- Category: MELSEC iQ-F Series , CPU Module
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Regarding the differences between the FX5-2HC/ES and the conventional FX3U-2HC input formats
The FX5-2HC/ES supports differential line drivers (5 V) only. The FX3U-2HC supports open collectors (24 V/12 V/5 V) and differential line drivers (5 V). ... More Details >>
- No:44338
- Release Date:2024/03/26 09:02
- 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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From the [Module] tab ⇒ [Module FB] in the [Element Selection] window of GX Works3, drag and drop the Module FB you want to use to the program editor. More Details >>
- No:44606
- Release Date:2024/11/28 16:11
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Regarding whether ladder monitoring is enabled by the Web server function
You cannot use the ladder monitor with the Web server function. With the Web server function, it is possible to monitor the device value, test the device (w... More Details >>
- No:44873
- Release Date:2025/03/18 10:23
- Category: MELSEC iQ-F Series , CPU Module
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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
71-80 of Total 266