The LCPU error code 4116 is displayed when a built-in I/O instruction that is disabled in the parameter setting is execu

The error code "2100" is "SP.UNIT LAY ERR.". This error may be caused by one of the following factors. (1) In the I/O

Yes.Beginning with the device in the "Device/Label Automatic-Assign Setting" window, devices are assigned in descending

You cannot select the item while the programmable controller is being monitored. Execute [Close all windows] of [Window]

You do not have to uninstall GX Works2 before installing GX Works3. You can install GX Works3 into your computer where G

The FX5 CPU module does not support EtherCAT communication. There are no products in the FX series or iQ-F series that s

To check the version of the MELSEC-F series, connect GX Works2 (personal computer) or HPP to a programmable controller,

The comment may not have been written to the programmable controller. Or, the comment display setting may be required on

You can monitor buffer memory values in the Ladder Editor by setting in GX Works3 >Tools >Options > Monitor &gt

M8029 (Instruction execution complete flag) is shared with multiple instructions. To obtain an execution completion resu

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Controllers > Programmable Controllers MELSEC

FAQ

Inquiries

Keyword Search

You can search two or more words separated by a space.

 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

Result Type

Text Search

Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(643)

CPU Module(179)
I/O Module(5)
Analog(16)
High-Speed Counter(14)
Motion/Positioning(11)
Network/Communication(97)
Option(9)
Engineering Software(61)
Safety Control(1)

Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

961-970 of Total 1010

prev 97 / 101page next

Remedy for LCPU error "4116"

The LCPU error code 4116 is displayed when a built-in I/O instruction that is disabled in the parameter setting is executed. Check for the parameter settings... More Details >>
- No：22807
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Error code "2100" in QCPU

The error code "2100" is "SP.UNIT LAY ERR.". This error may be caused by one of the following factors. (1) In the I/O assignment setting of the PLC parame... More Details >>
- No：22650
- Release Date：2018/09/03 17:29
- Update：2018/09/21 11:47
- Category： MELSEC-Q Series
Automatically assigned devices in GX Works2

Yes.Beginning with the device in the "Device/Label Automatic-Assign Setting" window, devices are assigned in descending order (from the greatest device numbe... More Details >>
- No：22846
- Release Date：2018/09/03 17:30
- Category： Engineering Software
I cannot select [Transfer Setup] in GX Developer because it is displayed in gray.

You cannot select the item while the programmable controller is being monitored. Execute [Close all windows] of [Window] from the tool bar, and check if Tra... More Details >>
- No：22955
- Release Date：2018/09/03 17:31
- Update：2018/09/25 12:11
- Category： Engineering Software
Uninstalling GX Works2 before the installation of GX Works3

You do not have to uninstall GX Works2 before installing GX Works3. You can install GX Works3 into your computer where GX Works2 has already been installed. More Details >>
- No：22464
- Release Date：2018/09/03 17:28
- Update：2018/09/18 16:20
- Category： MELSEC iQ-R Series
Regarding EtherCAT Communications

The FX5 CPU module does not support EtherCAT communication. There are no products in the FX series or iQ-F series that support EtherCAT communication. More Details >>
- No：39313
- Release Date：2023/02/14 08:54
- Category： MELSEC iQ-F Series , CPU Module , Network/Communication
How to check the version of the MELSEC-F series

To check the version of the MELSEC-F series, connect GX Works2 (personal computer) or HPP to a programmable controller, and monitor the data in D8001. The l... More Details >>
- No：24772
- Release Date：2019/02/27 15:22
- Category： MELSEC-F Series , Engineering Software , Main Unit
Comment display

Thecomment may not have been written tothe programmable controller. Or, the comment display setting may be required on the GX Works2 side. [Writing a com... More Details >>
- No：24681
- Release Date：2019/02/22 11:40
- Update：2019/02/22 14:15
- Category： MELSEC-F Series , Engineering Software , Main Unit
Regarding how to Monitor Buffer Memory Values

You can monitor buffer memory values in the Ladder Editor by setting in GX Works3 >Tools >Options > Monitor > Common Item > Monitor Buffer Mem... More Details >>
- No：39324
- Release Date：2023/01/12 16:56
- Category： MELSEC iQ-F Series , CPU Module
How to use M8029

M8029 (Instruction execution complete flag) is shared with multiple instructions. To obtain an execution completion result of a specific instruction, insert... More Details >>
- No：24775
- Release Date：2019/02/27 15:34
- Category： MELSEC-F Series , Network related products , Main Unit

961-970 of Total 1010

Inquiries

page top