When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An ali

After data is written to the program cache memory (SRAM), it is automatically transferred to the program memory (flash R

X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (B

The data logging file transfer function allows for transfer of the logging data to an upper server regularly. It is tran

MX Component does not support Windows7 Embedded.

In the iQ-F series, there is no lineup of display modules. Consider using web server function.

There is no difference in functionality, only in the number of connections.

It's possible. For the firmware and software versions of the corresponding CPU units, refer to the respective manuals.

The totem pole output encoder cannot be connected to the FX2NC-1HC/ FX2N-1HC/ FX3U-2HC. The connectable encoders are as

The slave stations cannot be assigned to X/Y numbers. Use the auxiliary relay M.

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(672)

CPU Module(185)
I/O Module(5)
Analog(16)
High-Speed Counter(14)
Motion/Positioning(11)
Network/Communication(106)
Option(9)
Engineering Software(62)
Safety Control(1)

Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

621-630 of Total 1023

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Alive check for built-in Ethernet port LCPU

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An alive check message is sent five seconds... More Details >>
- No：22782
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Remedy to an error message when performing online change in LCPU

After data is written to the program cache memory (SRAM), it is automatically transferred to the program memory (flash ROM). Therefore, additional online cha... More Details >>
- No：22763
- Release Date：2018/09/03 17:30
- Update：2018/09/22 10:50
- Category： MELSEC-L Series
Number of points used for I/O assignment of LCPU built-in I/O function

X00 to X0F and Y00 to Y07 are sorted for each function. For more details, refer to "MELSEC-L CPU Module User's Manual (Built-In I/O Function)". More Details >>
- No：22762
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
FTP transfer

The data logging file transfer function allows for transfer of the logging data to an upper server regularly. It is transferred when data logging is switched... More Details >>
- No：22741
- Release Date：2018/09/03 17:29
- Category： MELSEC-L Series
MX Component's compatibility with Windows7 Embedded

MX Component does not support Windows7 Embedded. More Details >>
- No：22698
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Regarding Display Module Support

In the iQ-F series, there is no lineup of display modules. Consider usingweb server function. More Details >>
- No：40045
- Release Date：2023/08/24 15:53
- Update：2023/08/24 15:56
- Category： MELSEC iQ-F Series , CPU Module
Regarding differences in simple CPU communication functions

There is no difference in functionality, only in the number of connections. More Details >>
- No：40039
- Release Date：2023/08/24 15:44
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding Data Logging File Storage Format

It's possible. For the firmware and software versions of the corresponding CPU units, refer to the respective manuals. More Details >>
- No：39308
- Release Date：2023/02/13 16:44
- Update：2023/02/14 09:01
- Category： MELSEC iQ-F Series , CPU Module
Connection of a totem pole output encoder

The totem pole output encoder cannot be connected to the FX2NC-1HC/FX2N-1HC/ FX3U-2HC. The connectable encoders are as follows. ･ Open collector output typ... More Details >>
- No：25010
- Release Date：2019/04/23 11:12
- Category： MELSEC-F Series , High-Speed Counting
Bit assignment of CC-Link

The slave stations cannot be assigned to X/Y numbers. Use the auxiliary relay M. More Details >>
- No：24982
- Release Date：2019/04/23 07:21
- Category： MELSEC-F Series , Network/Communication

621-630 of Total 1023

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