Programmable Controllers MELSEC

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MELSEC iQ-R Series(45)
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FAQ within [ Programmable Controllers MELSEC ]

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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
Programmable controllers with no batt...

A battery is used for backing up program memory and latched device data and maintaining clock operation in the event of a power failure. The FX3S/FX3G/FX3G... More Details >>
- No：22259
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit , Accessories
External power supply for input(MELSE...

For the MELSEC-F series, only DC power supply type can use an external power supply. More Details >>
- No：22268
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit
Model name of a built-in battery (FX3...

FX3U-32BL More Details >>
- No：22278
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit , Accessories
Regarding Ethernet data-link

Yes, it is possible. Please consider functions such as socket communication or SLMP communication function. More Details >>
- No：22294
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding the connection configuratio...

Connection is not allowed. For FX3U-16CCL-M(CC-Link master) and FX5-CCL_MS(CC-Link system master/intelligent device), only remote device stations, intellige... More Details >>
- No：22316
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
Regarding the cause of communication ...

From the Microsoft? Windows?7's Internet Protocol Version 4 Properties, uncheck "Obtain an IP address automatically" option and set an arbitrary IP adress th... More Details >>
- No：22319
- Release Date：2018/08/30 13:55
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
The number of times to insert and rem...

You can insert and remove the extended SRAM cassette less than 50 times and the SD memory card less than 500 times. More Details >>
- No：22470
- Release Date：2018/09/03 17:28
- Category： MELSEC iQ-R Series
I/O numbers of a MELSEC iQ-R series I...

An input and output use a single I/O number. (This is the same as QH42P.) When you replace a module that uses serial I/O numbers (e.g. QX41Y41P) with this m... More Details >>
- No：22471
- Release Date：2018/09/03 17:28
- Update：2018/09/19 13:57
- Category： MELSEC iQ-R Series
How to prevent unauthorized access to...

The MELSEC iQ-R series CPU module has "IP filter function" and "remote password function" as security functions. With the "IP filter function", you can set ... More Details >>
- No：22478
- Release Date：2018/09/03 17:28
- Update：2018/09/19 14:58
- Category： MELSEC iQ-R Series

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