The following are possible causes for communication not being established between the Certificate Configuration Tool for

The MQTT communication function cannot publish and subscribe at the same time. A program for the MQTT communication f

You can convert an FX3 series project (extension.gxw) to an iQ-F series project by selecting and opening it from the GX

HIOEN/DHIOEN instructions cannot be written with Online Program Change. In addition, circuit blocks containing positioni

The maximum number of servo amplifiers connected to the FX5-CCLGN-MS varies according to the number of axes. Example: W

Check whether the lamp is back to normal after disconnecting the wiring of the "24V" (service power supply) terminal. I

The latch range can be set arbitrarily by the customer. The settings can be found in the memory/device settings of CPU p

Connection is not allowed. For FX5-CCL-MS, only remote I/O stations, remote device stations and intelligent device stat

You can use "NZ2MC-1MBS", "NZ2MC-2MBS", "NZ2MC-4MBS", "NZ2MC-8MBS", "NZ2MC-16MBS",and "NZ2MC-8MBSE". You cannot use ext

You can set IP addresses accessible to the CPU module and prevent unauthorized access to the CPU module. <Setting

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(578)

CPU Module(158)
I/O Module(5)
Analog(13)
High-Speed Counter(13)
Motion/Positioning(11)
Network/Communication(90)
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Engineering Software(55)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

401-410 of Total 983

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Regarding communication testing of Certificate Configuration Tool for FX5-ENET

The following are possible causes for communication not being established between the Certificate Configuration Tool for FX5-ENET and FX5-ENET. (1) Connecte... More Details >>
- No：40075
- Release Date：2023/08/25 09:06
- Category： MELSEC iQ-F Series , Network/Communication
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
Regarding program conversion from FX3 Series to iQ-F Series

You can convert an FX3 series project (extension.gxw) to an iQ-F series project by selecting and opening it from the GX Works3 Projects > Open Other Forma... More Details >>
- No：44349
- Release Date：2024/03/27 15:31
- Category： MELSEC iQ-F Series , CPU Module
Regarding Circuit Blocks that cannot be written with Online Program Change.

HIOEN/DHIOEN instructions cannot be written with Online Program Change. In addition, circuit blocks containing positioning instructions or network instructio... More Details >>
- No：44354
- Release Date：2024/03/27 15:47
- Category： MELSEC iQ-F Series , CPU Module
Regarding number of servo amplifiers that can be connected via PDO communication

The maximum number of servo amplifiers connected to the FX5-CCLGN-MS varies according to the number of axes. Example: When connecting a 3-axis servo amplifi... More Details >>
- No：44478
- Release Date：2024/07/02 19:07
- Category： MELSEC iQ-F Series , Network/Communication
The power supply lamp of a running programmable controller suddenly turned off or flashes

Check whether the lamp is back to normalafter disconnecting the wiring of the "24V" (service power supply) terminal. Ifthe lamp is back to normal,the servic... More Details >>
- No：22267
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:53
- Category： MELSEC-F Series , Main Unit
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
Regarding the connection configuration of FX5-CCL-MS

Connection is not allowed. For FX5-CCL-MS, only remote I/O stations, remote device stations andintelligent device stationscan be connected. More Details >>
- No：22316
- Release Date：2018/08/30 13:55
- Update：2023/07/03 17:19
- Category： MELSEC iQ-F Series , Network/Communication
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
IP filter function of MELSEC iQ-R series CPU modules

You can set IP addresses accessible to the CPU module and prevent unauthorized access to the CPU module. <Setting the IP filter function> [Navigati... More Details >>
- No：22479
- Release Date：2018/09/03 17:28
- Update：2018/09/19 15:01
- Category： MELSEC iQ-R Series

401-410 of Total 983

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