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

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

The keeping (latched device data) range is fixed and cannot be changed in parameters. (Reference) [When an optional bat

Yes, it is. However, if the error cause is not eliminated, M8004 will turn on again after powering on. * How to chec

One FX3U-ENET-ADP can be connected at the last stage (left end) of adapters for the FX3UC series. *The FX3U-ENET-ADP is

When a personal computer (GX Works2) is connected to the RS-232C port of a programmable controller, communications betwe

The station number setting is not required for non-protocol communication.

The present scan time is stored in D8010. Monitor the value using a programming tool such as GX Works2 and GX Developer.

To establish communications between the programmable controller and GX Developer, clear the communication setting. (The

When changing the time by using the clock data write instruction (TWR), the control of M8015 (Clock stop/adjustment) is

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 ]

21-30 of Total 126

prev 3 / 13page next

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
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
How to change the keeping (latched device data) range (FX3G/FX3GC)

The keeping (latched device data) range is fixed and cannot be changed in parameters. (Reference) [When an optional battery is not used] The keeping ran... More Details >>
- No：22260
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:52
How to reset M8004 (Error occurrence)

Yes, it is. However, if the error cause is not eliminated, M8004 will turn on again after powering on. * How to check the error In the FX3S/FX3G/FX3GC/FX... More Details >>
- No：22280
- Release Date：2018/08/30 13:48
Number of FX3U-ENET-ADP Ethernet communication special adapters that can be connected to the FX3UC series

One FX3U-ENET-ADP can be connected at the last stage (left end) of adapters for the FX3UC series. *The FX3U-ENET-ADP is a communication special adapter and ... More Details >>
- No：24932
- Release Date：2019/04/23 07:21
Communications with a personal computer after the communication parameters for the RS-232C communication equipment are set

When a personal computer (GX Works2) is connected to the RS-232C port of a programmable controller, communications between the personal computer and the prog... More Details >>
- No：24782
- Release Date：2019/02/27 16:10
Station number setting in the "PLC System(2)" tab of PLC Parameter setting on GX Developer when non-protocol communication is performed

The station number setting is not required for non-protocol communication. More Details >>
- No：24948
- Release Date：2019/04/18 14:27
How to check the scan time (MELSEC-F series)

The present scan time is stored in D8010. Monitor the valueusing a programming tool such as GX Works2 and GX Developer. More Details >>
- No：24685
- Release Date：2019/02/22 11:40
- Update：2019/02/22 15:07
No communication between a programmable controller and a personal computer (GX Developer) after the communication parameters for the RS-232C communication equipment are set

To establish communications between the programmable controller and GX Developer, clear the communication setting. (The communication setting register value ... More Details >>
- No：24876
- Release Date：2019/04/15 08:07
Changing the time of a programmable controller by using the clock data write instruction (TWR)

When changing the time by using the clock data write instruction (TWR), the control of M8015 (Clock stop/adjustment) is not required. * When the clock data... More Details >>
- No：22266
- Release Date：2018/08/30 13:48

21-30 of Total 126

Inquiries

page top