The FX3G series does not support the index modifier for the bit devices. The FX3U/FX3UC series supports this function.

The station number setting is not required for non-protocol communication.

In order for the programmable controller to receive input pulses completely, the ON duration and OFF duration of inputs

Select [Online] -> [Read from PLC] from the menu and check "Device Memory" in the file list in the window and then ex

It is possible by setting the scaling function or shift function from the parameter settings.

From the following menu of GX Works3: [Diagnostics]→[Module Diagnostics(CPU Diagnostics)] the event history function can

The model name of the power cable is FX2NC-100MPCB. It is included with the FX5UC CPU module and intelligent function mo

The main units with Ver.3.10 or later can read and write programs of the FX3 series connected to the intelligent device

Octal numbers are assigned as input/output numbers for the MELSEC-F series. The octal number system uses the digits from

The maximum frequency of the FX5U/FX5UC CPU module is 200kHz and the maximum frequency of the FX5S/FX5UJ CPU module is 1

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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 ]

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Index modifier of bit devices in the FX3G series

The FX3G series does not support the index modifier for the bit devices. The FX3U/FX3UC series supports this function. More Details >>
- No：24959
- Release Date：2019/04/18 14:35
- Category： MELSEC-F Series , Engineering Software , Main Unit
Station number setting in the "PLC System(2)" tab of PLC Parameter setting on GX Developer when non-protocol communication is performed

The station number setting is not required for non-protocol communication. More Details >>
- No：24948
- Release Date：2019/04/18 14:27
- Category： MELSEC-F Series , Main Unit , Network/Communication
Receiving short pulses

In order for the programmable controller to receive input pulses completely, the ON duration and OFF duration of inputs in the programmable controller requir... More Details >>
- No：24704
- Release Date：2019/02/27 09:00
- Category： MELSEC-F Series , Main Unit , High-Speed Counting
How to read the device memory in GX Works2

Select [Online] -> [Read from PLC] from the menu and check "Device Memory" in the file list in the window and then execute PLC read. More Details >>
- No：22621
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Regarding the digital output of the built-in analog function

It is possible by setting the scaling function or shift function from the parameter settings. More Details >>
- No：22315
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:46
- Category： MELSEC iQ-F Series , CPU Module , Analog
Regarding the error history

From the following menu of GX Works3: [Diagnostics]→[Module Diagnostics(CPU Diagnostics)] the event history function can be found. The event history can dis... More Details >>
- No：22305
- Release Date：2018/08/30 13:55
- Update：2023/02/13 11:37
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
Regarding the FX5UC CPU module/Intelligent Function module Power Cable

The model name of the power cable is FX2NC-100MPCB. It is included with the FX5UC CPU module and intelligent function modules that require power from the pow... More Details >>
- No：40021
- Release Date：2023/08/24 14:31
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication , Motion/Positioning , Analog
Supported versions of the FX3U/FX3UC series main units for accessing the other station of CC-Link using the FX3U-16CCL-M CC-Link master block

The main units with Ver.3.10 or later can read and write programs of the FX3 series connected to the intelligent device station and can monitor devices. (GX ... More Details >>
- No：24990
- Release Date：2019/04/23 10:37
- Category： MELSEC-F Series , Main Unit , Network/Communication
Assignment of input/output numbers (MELSEC-F series)

Octal numbers are assigned as input/output numbers for the MELSEC-F series. The octal number system uses the digits from 0 to 7 → from 10 to 17 → from 20 to... More Details >>
- No：24868
- Release Date：2019/04/15 08:06
- Category： MELSEC-F Series , Engineering Software , Main Unit
Regarding the frequency of high-speed counters

The maximum frequency of the FX5U/FX5UC CPU module is 200kHz and the maximum frequency of the FX5S/FX5UJ CPU module is 100 kHz. More Details >>
- No：22312
- Release Date：2018/08/30 13:55
- Update：2022/12/22 10:18
- Category： MELSEC iQ-F Series , CPU Module , High-Speed Counter

111-120 of Total 1023

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