A recommended USB cable is provided. ・MR-J3USBCBL3M(3 m) ・GT09-C30USB-5P(3 m) (manufactured by Mitsubishi Electric Syste

The MQTT communication function can be used for up to one connection.

The file formats and file sizes that can be attached by the email function are as follows: ・Attachments: Up to one file

"The number of characters specified in the input label: i_uBodyLength (number of characters in the body) is different fr

You can adjust by setting the constant scan in iQ-F series. Setting procedure: Navigation window > [Parameter] >

For the MELSEC-F series, only DC power supply type can use an external power supply.

For your safety, programmable controllers must be grounded. Incomplete common grounding within the control panel or com

The duplicated coil error is detected when SET instruction and RST instruction use the same device.

It includes sample comments for special relay/special register and the intelligent function module. On the menu of GX W

If comments cannot be stored in the program memory, write them in the standard ROM or a memory card. Calculate the memor

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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)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

471-480 of Total 1023

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Regarding USB Cable Recommendations

A recommended USB cable is provided. ・MR-J3USBCBL3M(3 m) ・GT09-C30USB-5P(3 m) (manufactured by Mitsubishi Electric System Service Co., Ltd.) More Details >>
- No：40040
- Release Date：2023/08/24 15:45
- Category： MELSEC iQ-F Series , CPU Module
Regarding maximum number of connections for MQTT communication function

The MQTT communication function can be used for up to one connection. More Details >>
- No：40055
- Release Date：2023/08/25 08:53
- Category： MELSEC iQ-F Series , Network/Communication
Regarding Email function Attachments

The file formats and file sizes that can be attached by the email function are as follows: ・Attachments: Up to one file ・File formats: Binary, ASCII, CSV... More Details >>
- No：40057
- Release Date：2023/08/25 10:21
- Category： MELSEC iQ-F Series , Network/Communication
Regarding Error code H1968 of FX5-ENET Mail send FB

"The number of characters specified in the input label: i_uBodyLength (number of characters in the body) is different from the number of characters in the bo... More Details >>
- No：44607
- Release Date：2024/11/28 16:12
- Category： MELSEC iQ-F Series , Network/Communication
Regarding scan time adjustment for replacing the FX3 Series

You can adjust by setting the constant scan in iQ-F series. Setting procedure: Navigation window > [Parameter] > [Module model name] > [CPU Paramet... More Details >>
- No：44866
- Release Date：2025/03/18 10:24
- Category： MELSEC iQ-F Series , CPU Module
External power supply for input(MELSEC-F)

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
How to ground programmable controllers

For your safety, programmable controllers must be grounded. Incomplete common grounding within the control panel or common grounding with heavy electrical s... More Details >>
- No：22276
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit , I/O Extension
Duplicated coil error

The duplicated coil error is detected when SET instruction and RST instruction use the same device. More Details >>
- No：22534
- Release Date：2018/09/03 17:28
- Category： MELSEC-Q Series
Sample comment of GX Works2

It includes sample comments for special relay/special register and the intelligent function module. On the menu of GX Works2, select [Edit] -> [Import ... More Details >>
- No：22581
- Release Date：2018/09/03 17:29
- Update：2018/09/20 17:12
- Category： MELSEC-Q Series
PLC write not possible due to memory overload

If comments cannot be stored in the program memory, write them in the standard ROM or a memory card. Calculate the memory capacity in GX Works2 or GX Develo... More Details >>
- No：22595
- Release Date：2018/09/03 17:29
- Update：2018/09/20 17:49
- Category： MELSEC-Q Series

471-480 of Total 1023

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