The error code "2100" is "SP.UNIT LAY ERR.". This error may be caused by one of the following factors. (1) In the I/O

The error code "2400" is "FILE SET ERROR".It may be determined as the cause of the error that the file that has been spe

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

To open a GX Developer project, select [Project] -> [Open Other Data] -> [Open Other Project] from the menu of GX

Yes, you can. Select [Project] -> [Import file] -> [Import from xxxx format file] and specify a project file.

When data is sent from the RS-422/485 interface through RS-485 (2-wire type) communication and the same data comes back

The FX3U-ENET-ADP does not support the DHCP function. Set the fixed IP address using the parameter setting of GX Works2.

Turn off the drive contact of the WR3A instruction.

For the FX3U series, up to eight FX3U-1PGs can be connected. For the FX3UC series, up to six FX3U-1PGs can be connected.

For the 14/24-point type FX3G series main unit, they cannot be connected together. For the 40/60-point type FX3G series

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Programmable Controllers MELSEC

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

CPU Module(185)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

811-820 of Total 1023

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Error code "2100" in QCPU

The error code "2100" is "SP.UNIT LAY ERR.". This error may be caused by one of the following factors. (1) In the I/O assignment setting of the PLC parame... More Details >>
- No：22650
- Release Date：2018/09/03 17:29
- Update：2018/09/21 11:47
- Category： MELSEC-Q Series
Error code "2400" in QCPU

The error code "2400" is "FILE SET ERROR".It may be determined as the cause of the error that the file that has been specified by a parameter does not exist.... More Details >>
- No：22703
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q 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
Opening SFC programs in GX Works2

To open a GX Developer project, select [Project] -> [Open Other Data] -> [Open Other Project] from the menu of GX Works2. More Details >>
- No：22878
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Can I open a program created with GX Developer in GX Works2?

Yes, you can. Select [Project]-> [Import file]-> [Import from xxxx format file] and specify a project file. More Details >>
- No：22957
- Release Date：2018/09/03 17:31
- Update：2018/09/25 12:13
- Category： Engineering Software
Receiving back (echoing back) the same data sent from QJ71C24N

When data is sent from the RS-422/485 interface through RS-485 (2-wire type) communication and the same data comes back to RDA or RDB, we call it echo back. ... More Details >>
- No：23000
- Release Date：2018/09/03 17:31
- Update：2018/09/25 17:44
- Category： Network related products
Support of the DHCP (Dynamic Host Configuration Protocol) function by the FX3U-ENET-ADP (for Ethernet communications)

The FX3U-ENET-ADP does not support the DHCP function. Set the fixed IP address using the parameter setting of GX Works2. On GX Works2, select "Parameter" and... More Details >>
- No：24870
- Release Date：2019/04/15 08:05
- Category： MELSEC-F Series , Network/Communication
How to stop D/A conversion while the WR3A (Write to Dedicated Analog Block) instruction is being executed in the FX2N-2DA (analog output)

Turn off the drive contact of the WR3A instruction. More Details >>
- No：24872
- Release Date：2019/04/15 08:06
- Category： MELSEC-F Series , Analog Control
Number of FX3U-1PG pulse output blocks that can be connected to the FX3U/FX3UC main unit

For the FX3U series, up to eight FX3U-1PGs can be connected. For the FX3UC series, up to six FX3U-1PGs can be connected. 　　 * To connect the FX3U-1PG to the... More Details >>
- No：24973
- Release Date：2019/04/23 07:19
- Category： MELSEC-F Series , Positioning Control
Connection of a memory cassette and a display module to the FX3G series main unit

For the 14/24-point type FX3G series main unit, they cannot be connected together. For the 40/60-point type FX3G series main unit, they canbe connected toget... More Details >>
- No：24978
- Release Date：2019/04/23 07:20
- Category： MELSEC-F Series , Main Unit

811-820 of Total 1023

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