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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Models of extended SRAM cassettes that can be used with MELSEC iQ-R series CPU modules
You can use "NZ2MC-1MBS", "NZ2MC-2MBS", "NZ2MC-4MBS", "NZ2MC-8MBS", "NZ2MC-16MBS",and "NZ2MC-8MBSE". You cannot use extended SRAM cassettes for the high-spe... More Details >>
- No:22468
- Release Date:2018/09/03 17:28
- Update:2018/09/21 16:36
- Category: MELSEC iQ-R Series
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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 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
- Category: MELSEC iQ-F Series , CPU Module
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Regarding number of occupied I/O points of intelligent function module
The number of occupied input/output points per module is 8. (Excluding some models) Occupied I/O points: Since actual occupied I/O points cannot be assigned... More Details >>
- No:44612
- Release Date:2024/11/28 16:12
- 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 USB Cable Recommendations
A recommended USB cable is provided. ・MR-J3USBCBL3M(3 m) ・GT09-C30USB-5P(3 m) (manufactured by Mitsubishi Electric System Service Co., Ltd.) More Details >>
- No:40040
- Release Date:2023/08/24 15:45
- Category: MELSEC iQ-F Series , CPU Module
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Regarding how to back up FX5-4LC
Some buffer memory values are cleared when the power is turned off. Turn on the backup command before turning the power OFF. By turning the buffer memory ... More Details >>
- No:39347
- Release Date:2023/01/16 10:07
- Category: MELSEC iQ-F Series , Analog
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CC-Link version of FX2N-16CCL-M
The CC-Link version ofFX2N-16CCL-M is Ver.1.10. More Details >>
- No:24992
- Release Date:2019/04/23 10:38
- Category: MELSEC-F Series , Network/Communication
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Output numbers of the FX programmable controllers
Since they are octal, the number after Y7 is Y10 and after Y77 is Y100. More Details >>
- No:24946
- Release Date:2019/04/18 14:26
- Category: MELSEC-F Series
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MELSOFT connection of the FX3U-ENET-ADP Ethernet communication special adapter
Up to 4 connections can be opened. More Details >>
- No:24903
- Release Date:2019/04/15 11:31
- Category: MELSEC-F Series , Network/Communication
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