Click the local label to be checked and select "Cross Reference" from the right-click menu to check the devices.

Uncheck "Check battery", an item of "Error Check", in the [PLC RAS setting] ([PLC Parameter] -> [PLC RAS setting]).

Check the serial number of the built-in Ethernet port QCPU in use. The Built-in Ethernet port QCPU modules with serial n

Set 96K points. (1K point = 1024 points)

Although it depends on interrupt factors, the overhead time before startup becomes 10.8 to 23.8 [us] and the time after

The connection cable is GT01-C30R4-8P. The FX5U CPU module does not have an RS422 port, so you will need to add an FX5-4

The cable cannot be used because the connector shape is different, so change the wiring. FX5-2HC/ES is a spring clamp te

The following points are different for the iQ-F series. ・Error History If the FX5 CPU Module is turned off, the error h

The following restrictions apply to the external input/output forced ON/OFF function. ・Since RUN contact setting is RUN/

Free mail services that have been verified to work with the email function are Gmail, Yahoo! mail, and iCloud email.(As

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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 ]

831-840 of Total 1023

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How to check automatically assigned devices in GX Works2

Click the local label to be checked and select "Cross Reference" from the right-click menu to check the devices. More Details >>
- No：22700
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Battery-less operation

Uncheck "Check battery", an item of "Error Check", in the [PLC RAS setting] ([PLC Parameter] -> [PLC RAS setting]). More Details >>
- No：22681
- Release Date：2018/09/03 17:29
- Update：2018/09/21 14:12
- Category： MELSEC-Q Series
Use of an A-compatible 1E frame for the built-in Ethernet port of the built-in Ethernet port QCPU

Check the serial number of the built-in Ethernet port QCPU in use. The Built-in Ethernet port QCPU modules with serial numbers with upper 5 digits of "13102"... More Details >>
- No：22676
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Capacity setting of file registers

Set 96K points. (1K point = 1024 points) More Details >>
- No：22610
- Release Date：2018/09/03 17:29
- Category： MELSEC-Q Series
Overhead time before and after the startup of an interrupt program with a MELSEC iQ-R series CPU module

Although it depends on interrupt factors, the overhead time before startup becomes 10.8 to 23.8 [us] and the time after startup becomes 6.5 to 17.4 [us]. More Details >>
- No：22499
- Release Date：2018/09/03 17:28
- Update：2018/09/20 12:14
- Category： MELSEC iQ-R Series
Regarding reuse of GOT connector cable when replacing with FX5 CPU module

The connection cable is GT01-C30R4-8P. The FX5U CPU module does not have an RS422 port, so you will need to add an FX5-422-BD-GOT. More Details >>
- No：44615
- Release Date：2024/11/28 16:13
- Category： MELSEC iQ-F Series , CPU Module
Regarding cable diversion to FX5-2HC/ES

The cable cannot be used because the connector shape is different, so change the wiring. FX5-2HC/ES is a spring clamp terminal block, and FX3U-2HC is a MIL-... More Details >>
- No：44337
- Release Date：2024/03/20 13:26
- Category： MELSEC iQ-F Series , High-Speed Counter
Regarding differences in specifications of the FTP server auto transfer function for data logging files

The following points are different for the iQ-F series. ・Error History 　If the FX5 CPU Module is turned off, the error history is cleared. ・Setting detail... More Details >>
- No：44335
- Release Date：2024/03/20 13:21
- Category： MELSEC iQ-F Series , CPU Module
Regarding restrictions on the external input/output forced ON/OFF function

The following restrictions apply to the external input/output forced ON/OFF function. ・Since RUN contact setting is RUN/STOP by external signal, forced ON/O... More Details >>
- No：44332
- Release Date：2024/03/20 12:58
- Category： MELSEC iQ-F Series , CPU Module
Regarding Free Mail Service with Email Function

Free mail services that have been verified to work with the email function are Gmail, Yahoo! mail, and iCloud email.(As of July 2025) Use the encryption fun... More Details >>
- No：40058
- Release Date：2023/08/25 10:22
- Update：2025/11/11 14:31
- Category： MELSEC iQ-F Series , Network/Communication

831-840 of Total 1023

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