Replace the battery when the programmable controller is powered off. For example, for the FX3U/FX3UC series, data will

If a circuit is being monitored or a monitor window such as the device batch monitor window is open, [Transfer Setup] on

1. Data backup using an optional battery Built-in RAM data and clock data of a programmable controller are held by usin

The accuracy is within ±45 seconds/month (ambient temperature: 25ºC).

The earlier series of the FX programmable controllers are compatible with the latest series of the FX programmable contr

The iQ-F series does not support domain specification, so specify the IP address.

RWr is allocated to TPDO and RWw is allocated to RPDO.

The FX5U CPU module has a lineup of up to 80 point. The following configuration is recommended when replacing the FX3U-1

Class1 communication sends and receives data at regular intervals. It is mainly used for I/O communication and motion co

FX5U CPU module has 2 built-in voltage input channels (DC0～10V) and 1 built-in voltage output channel (DC0～10V). If an e

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FAQ within [ Controllers ]

871-880 of Total 1123

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Battery replacement during power-on

Replacethe battery when the programmable controller is powered off. For example, forthe FX3U/FX3UC series, data will be held for about 20 seconds after be... More Details >>
- No：22257
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:54
- Category： MELSEC-F Series , Main Unit , Accessories
Unable to select [Transfer Setup]

If a circuit is being monitored or a monitor window such as the device batch monitor window is open, [Transfer Setup] on the menu is grayed out. Select [Wi... More Details >>
- No：22548
- Release Date：2018/09/03 17:28
- Update：2018/09/20 15:40
- Category： MELSEC-Q Series
Types of data backup methods (FX3G series)

1. Data backup using an optional battery 　Built-in RAM data and clock data of a programmable controller are held by using an optional battery. 　The life of... More Details >>
- No：24701
- Release Date：2019/02/27 08:59
- Category： MELSEC-F Series , Engineering Software , Main Unit , Accessories
Clock function accuracy of the MELSEC-F series

The accuracy is within ±45 seconds/month (ambient temperature: 25ºC). More Details >>
- No：24778
- Release Date：2019/02/27 15:57
- Category： MELSEC-F Series , Main Unit
Transferring/editing programs in the previous FX programmable controllers using GX Works2

The earlier series of the FX programmable controllers are compatible with the latest series of the FX programmable controllers. More Details >>
- No：25012
- Release Date：2019/04/23 11:16
- Category： MELSEC-F Series , Engineering Software , Main Unit
Reagrding specifying an FTP client domain

The iQ-F series does not support domain specification, so specify the IP address. More Details >>
- No：44359
- Release Date：2024/03/27 15:58
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding TPDO and RPDO allocation

RWr is allocated to TPDO and RWw is allocated to RPDO. More Details >>
- No：44479
- Release Date：2024/07/02 19:06
- Category： MELSEC iQ-F Series , Network/Communication
Regarding replacement from 128 point type of FX3U

The FX5U CPU module has a lineup of up to 80 point. The following configuration is recommended when replacing the FX3U-128MR/ES. Recommended alternative (1... More Details >>
- No：44617
- Release Date：2024/11/28 16:13
- Category： MELSEC iQ-F Series , CPU Module
Regarding features of EtherNet/IP Communication

Class1 communication sends and receives data at regular intervals. It is mainly used for I/O communication and motion control between PLC and sensor. Class... More Details >>
- No：45485
- Release Date：2025/11/12 13:55
- Category： MELSEC iQ-F Series , Network/Communication
Regarding the built-in analog input/output function

FX5U CPU module has 2 built-in voltage input channels (DC0～10V) and 1 built-in voltage output channel (DC0～10V). If an external resister is connected, the m... More Details >>
- No：22313
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:47
- Category： MELSEC iQ-F Series , CPU Module , Analog

871-880 of Total 1123

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