The error code "2110" is "SP.UNIT ERROR.". This error may be caused by one of the following factors. (1) The module tha

Multiple connections can be established by using a switching hub.

Connect the "0V (-)" terminal of the external 24V DC power supply to the "COM" terminal (- side of the built-in power su

In GX Works3, [Tools] - [Options] - [Conversion] - [Online Program Change], set "Execute Online Program Change in Conver

Check whether the lamp is back to normal after disconnecting the wiring of the "24V" (service power supply) terminal. If

Since the FX3U-ENET-ADP can be connected directly to the FX3GC series, optional equipment is not required. * When the

The device memory data cannot be stored in a memory cassette. In the FX3U/FX3UC series, a part of device memory data can

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

FX5U CPU module has 2 built-in voltage input channels (DC0～10V) and 1 built-in voltage output channel (DC0～10V). If an e

The data name shown in "red" means "unconverted data" or "unused data before conversion." Data name displayed in 'light

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FAQ within [ Controllers ]

161-170 of Total 1123

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Error code "2110" in QCPU

The error code "2110" is "SP.UNIT ERROR.". This error may be caused by one of the following factors. (1) The module that has been specified by a FROM/TO i... More Details >>
- No：22662
- Release Date：2018/09/03 17:29
- Update：2018/09/21 13:48
- Category： MELSEC-Q Series
Regarding the method to connect with multiple devices via Ethernet port

Multiple connections can be established by using a switching hub. More Details >>
- No：22321
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:26
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software , Network/Communication
How to wire the 24V DC power supply for sensors

Connect the "0V (-)" terminal of the external 24V DC power supply to the "COM" terminal (- side of the built-in power supply), one of the input terminals of ... More Details >>
- No：22281
- Release Date：2018/08/30 13:48
- Category： MELSEC-F Series , Main Unit
Regarding How to release Online Program Change

In GX Works3, [Tools] - [Options] - [Conversion] - [Online Program Change], set "Execute Online Program Change in Converting" to "No." More Details >>
- No：44876
- Release Date：2025/03/18 10:26
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software
The power supply lamp of a running programmable controller suddenly turned off or flashes

Check whether the lamp is back to normalafter disconnecting the wiring of the "24V" (service power supply) terminal. Ifthe lamp is back to normal,the servic... More Details >>
- No：22267
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:53
- Category： MELSEC-F Series , Main Unit
Connection of the FX3GC series and FX3U-ENET-ADP

Since the FX3U-ENET-ADP can be connected directly to the FX3GC series, optional equipment is not required. 　 * When the FX3U-ENET-ADP is used with other spe... More Details >>
- No：24976
- Release Date：2019/04/23 07:20
- Category： MELSEC-F Series , Main Unit , Network/Communication
Data that can be stored in a memory cassette (FX3U/FX3UC)

The device memory data cannot be stored in a memory cassette. In the FX3U/FX3UC series, a part of device memory data can be latched using a battery. The de... More Details >>
- No：24789
- Release Date：2019/02/28 09:07
- Category： MELSEC-F Series , Accessories
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 built-in analog input/output function

FX5U CPU module has 2 built-in voltage input channels (DC0～10V) and 1 built-in voltage output channel (DC0～10V). If an external resister is connected, the m... More Details >>
- No：22313
- Release Date：2018/08/30 13:55
- Update：2023/06/23 10:47
- Category： MELSEC iQ-F Series , CPU Module , Analog
Regarding the text color of file names

The data name shown in "red" means "unconverted data" or "unused data before conversion." Data name displayed in 'light blue' means "unused". If a conversio... More Details >>
- No：39345
- Release Date：2023/02/15 10:06
- Category： MELSEC iQ-F Series , CPU Module , Engineering Software

161-170 of Total 1123

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