GX IEC Developer and GX Developer are different products. They are not compatible. Projects created using GX IEC Develop

Minor error 120 occurs in the following case:The zero pass signal (M2406+20n) is OFF when the re-movement to the home po

For contacts to drive the coils of high-speed counters, use the contacts which are normally on during high-speed countin

The constant operation processing time can be achieved by using constant scan mode. Refer to the programming manual of t

The FX3U-ENET-L and FX3U-ENET-ADP are Ethernet-connectable. The FX3U-ENET-L can be used with the FX3U and FX3UC series

It is used for switching between Sink/Source input. For sink input wiring, connect with "24V" terminal and short-circuit

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

It is possible to use latch devices or I/O devices (X/Y) for link refresh devices. However, when using I/O devices (X/Y)

The database function manages tabular data including product information and production information as a database in a p

Follow the steps below and then execute PLC type change.- On the menu of GX Developer, select [Online] -> [Monitor] -

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Programmable Automation Controllers MELSEC(28)

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FAQ within [ Controllers ]

881-890 of Total 1123

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Compatibility between GX IEC Developer and GX Developer

GX IEC Developer and GX Developer are different products. They are not compatible. Projects created using GX IEC Developer can neither be opened in GX Develo... More Details >>
- No：22860
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Minor error120

Minor error 120 occurs in the following case:The zero pass signal (M2406+20n) is OFF when the re-movement to the home position is performed by proximity dog,... More Details >>
- No：23559
- Release Date：2018/09/14 15:09
- Category： Q17nDSCPU , Q17nDCPU , Q170MSCPU , Q170MCPU , Q17nHCPU , Q17nCPUN
How to use built-in high-speed counters

For contacts to drive the coils of high-speed counters, use the contacts which are normally on during high-speed counting. Do not use the input (X000 to X00... More Details >>
- No：24684
- Release Date：2019/02/22 11:38
- Update：2019/02/22 15:03
- Category： MELSEC-F Series , High-Speed Counting
Operation processing time of the programmable controller

The constant operation processing time can be achieved by using constant scan mode. Refer to the programming manual of the programmable controller used. More Details >>
- No：24997
- Release Date：2019/04/23 10:38
- Category： MELSEC-F Series , Engineering Software , Main Unit
Ethernet-connectable modules in MELSEC-F

The FX3U-ENET-L and FX3U-ENET-ADP are Ethernet-connectable. The FX3U-ENET-L can be used with the FX3U and FX3UC series (both Ver. 2.21 or later). The FX3U-... More Details >>
- No：22270
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit , Network/Communication
Regarding the "S/S" terminal.

It is used for switching between Sink/Source input. For sink input wiring, connect with "24V" terminal and short-circuit the "0V" and "input X***". For sou... More Details >>
- No：22286
- Release Date：2018/08/30 13:55
- Update：2022/12/22 09:39
- Category： MELSEC iQ-F Series , CPU Module , I/O Module
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 link refresh settings of FX5-CCL-MS

It is possible to use latch devices or I/O devices (X/Y) for link refresh devices. However, when using I/O devices (X/Y), use I/O numbers (such as X1000 ~/Y... More Details >>
- No：22308
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:37
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software , Network/Communication
How to use the database function of the MELSEC iQ-R series

The database function manages tabular data including product information and production information as a database in a programmable controller. <... More Details >>
- No：22476
- Release Date：2018/09/03 17:28
- Update：2018/09/19 14:44
- Category： MELSEC iQ-R Series
PLC type change in GX Developer

Follow the steps below and then execute PLC type change.- On the menu of GX Developer, select [Online] -> [Monitor] -> [Stop Monitoring (All Windows)],... More Details >>
- No：22522
- Release Date：2018/09/03 17:28
- Category： MELSEC-Q Series

881-890 of Total 1123

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