The MQTT communication function can be used for up to one connection.

For TCP protocol of SLMP communication, KeepAlive is fixed and cannot be changed. In the case of UDP protocol, it is fix

The maximum link points of the FX5-CCLIEF are 384 points each for RX/RY and 1024 points each for RWw/RWr.

The MQTT communication function of FX5-ENET does not allow multiple connections to be opened at the same time. The MQTT

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

The difference is the maximum transmission distance and the presence/absence of insulation (between the communication li

This can be checked by monitoring the corresponding buffer memory from the Register to Intelligent Function Module Monit

The EtherNet/IP settings of the FX5-EIP can be set in GX Works3. No additional tools are required.

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

Free mail services that have been verified to work with the email function are Gmail, Yahoo! mail, and iCloud email.(As

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FAQ > Controllers > Programmable Controllers MELSEC > MELSEC iQ-F Series > Network/Communication

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FAQ within [ Network/Communication ]

61-70 of Total 106

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Regarding maximum number of connections for MQTT communication function

The MQTT communication function can be used for up to one connection. More Details >>
- No：40055
- Release Date：2023/08/25 08:53
Regarding KeepAlive for SLMP Communication

For TCP protocol of SLMP communication, KeepAlive is fixed and cannot be changed. In the case of UDP protocol, it is fixed to not perform a keep-alive check. More Details >>
- No：45477
- Release Date：2025/11/12 13:37
Regarding FX5-CCLIEF Maximum Link Points

The maximum link points of the FX5-CCLIEF are 384 points each for RX/RY and 1024 points each for RWw/RWr. More Details >>
- No：40020
- Release Date：2023/08/24 14:31
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
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
Regarding the difference between the RS-485 expansion adapter and the extension board

The difference is the maximum transmission distance and the presence/absence of insulation (between the communication line and the CPU). ・Expansion Adapter ... More Details >>
- No：39315
- Release Date：2023/01/12 16:56
Regarding checking the input/output data of the FX5-EIP

This can be checked by monitoring the corresponding buffer memory from the Register to Intelligent Function Module Monitor. From [Parameter] - [Module Infor... More Details >>
- No：45490
- Release Date：2025/05/08 09:08
- Update：2025/10/31 15:18
Regarding understanding EtherNet/IP Settings for FX5-EIP

The EtherNet/IP settings of the FX5-EIP can be set in GX Works3. No additional tools are required. More Details >>
- No：45487
- Release Date：2025/11/12 13:56
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
Regarding Free Mail Service with Email Function

Free mail services that have been verified to work with the email function are Gmail, Yahoo! mail, and iCloud email.(As of July 2025) Use the encryption fun... More Details >>
- No：40058
- Release Date：2023/08/25 10:22
- Update：2025/11/11 14:31

61-70 of Total 106

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