Data can be cleared from GX Developer or GX Works2. [Online]→Select all [PLC memory], [Data device], and [Bit device.]

The "S/S" terminal is used to switch the input type (sink input and source input). For the source input, connect the "

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

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

In the FX programmable controllers (FX3U/FX3UC series), a bit in a word device can be specified in a program. It can be

The sink input connects to a negative common for 24 V DC. The source input connects to a positive common. The sink in

M384 to M1535 and D128 to D1099 can be latched. M1536 to M7679, D1100 to D7999, and R0 to R23999 can be used as latch

The FX3U-32BL can be installed to the FX3G/FX3GC series. After installation, select [Battery Mode: Use the battery] on

D200 to D7999 and R0 to R32767 can be latched. D200 to D511 can be set as non-latch areas in parameters. For details o

1. Data backup using an optional battery Built-in RAM data and clock data of a programmable controller are held by usi

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-F Series > Main Unit

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

FAQ within [ Main Unit ]

1-10 of Total 126

prev 1 / 13page next

Deleting all programs and data from the memory

Data can be cleared from GX Developer or GX Works2. [Online]→Select all [PLC memory], [Data device], and [Bit device.] on the Clear PLC memory window, and e... More Details >>
- No：22269
- Release Date：2018/08/30 13:48
How to use the "S/S" terminal

The "S/S" terminal is used to switch the input type (sink input and source input). For the source input, connect the "S/S" terminal to the "0V" terminal, a... More Details >>
- No：22255
- Release Date：2018/08/30 13:48
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
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
Turning on/off a specified bit of a word device (D) using a simple program

In the FX programmable controllers (FX3U/FX3UC series), a bit in a word device can be specified in a program. It can be specified as "word device (D only) + ... More Details >>
- No：25011
- Release Date：2019/04/23 11:13
Meanings of the sink input/source input

The sink input connects to a negative common for 24 V DC. The source input connects to a positive common. The sink input is generally used in Japan and No... More Details >>
- No：22254
- Release Date：2018/08/30 13:48
Latch (backup) areas in the auxiliary relay (M), data register (D), and extended register (R) of the FX3G/FX3GC series

M384 to M1535 and D128 to D1099 can be latched. M1536 to M7679, D1100 to D7999, and R0 to R23999 can be used as latch areas by installing an optional batt... More Details >>
- No：24703
- Release Date：2019/02/27 08:59
How to install a battery to FX3G/FX3GC series

The FX3U-32BL can be installed to the FX3G/FX3GC series. After installation, select [Battery Mode: Use the battery] on the FX parameter window of GX Develop... More Details >>
- No：22271
- Release Date：2018/08/30 13:48
Latch (backup) areas in the data register (D) and extended register (R) of the FX3U/FX3UC series

D200 to D7999 and R0 to R32767 can be latched. D200 to D511 can be set as non-latch areas in parameters. For details on the parameter setting, refer to the... More Details >>
- No：24699
- Release Date：2019/02/27 08:58
Types of data backup methods (FX3G series)

1. Data backup using an optional battery 　Built-in RAM data and clock data of a programmable controller are held by using an optional battery. 　The life of... More Details >>
- No：24701
- Release Date：2019/02/27 08:59

1-10 of Total 126

Inquiries

page top