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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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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 simultaneous execution of the MQTT communication function
The MQTT communication function cannot publish and subscribe at the same time. A program for the MQTT communication function is created using FB, but it c... More Details >>
- No:44345
- Release Date:2024/03/27 15:25
- Category: MELSEC iQ-F Series , Network/Communication
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Regarding how to change the averaging processing of FX5-4AD-ADP programmatically
It is possible to change the number of counts for count averaging in a program. Set the module parameter Basic settings to "Set A/D conversion method" to Di... More Details >>
- No:44618
- Release Date:2024/11/28 16:13
- Category: MELSEC iQ-F Series , Analog
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Regarding Recommended Substitute Models for FX3G-CNV-ADP
The FX5 CPU modules allows you to add an expansion adapter without using a connector conversion adapter. Therefore, there is no Recommended Substitute Models... More Details >>
- No:44875
- Release Date:2025/03/18 10:27
- Category: MELSEC iQ-F Series , CPU Module
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Regarding the range of latch devices
The latch range can be set arbitrarily by the customer. The settings can be found in the memory/device settings of CPU parameters. To back up the link regist... More Details >>
- No:22297
- Release Date:2018/08/30 13:55
- Category: MELSEC iQ-F Series , CPU Module
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MX Component Version 3's compatibility with 64-bit Windows 7
MX Component Version 3.15R or later supports 64-bit Windows 7. More Details >>
- No:22520
- Release Date:2018/09/03 17:28
- Category: MELSEC-Q Series
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It depends on the model of the CPU module, the amount of battery consumption, and the power-on time ratio.Example) For Q06HCPU with power-on time ratio of 50... More Details >>
- No:22523
- Release Date:2018/09/03 17:28
- Category: MELSEC-Q Series
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It is an embedded RTOS (real-time OS) developed by Wind River, which is proven worldwide as reliable and stable.The version of the operation system installed... More Details >>
- No:22544
- Release Date:2018/09/03 17:28
- Category: MELSEC-Q Series
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How to set a value in SM414(2n second clock)
Set a value in the special register SD414.Use a MOV instruction to set the value in SD414. More Details >>
- No:22639
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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QCPU built-in Ethernet port setting when using the simple PLC communication function
The following settings are required for the "Open Setting" for the number of connected external devices. - Protocol: "UDP" - Open System: "MELSOFT connecti... More Details >>
- No:22654
- Release Date:2018/09/03 17:29
- Update:2018/09/21 12:02
- Category: MELSEC-Q Series
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