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

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

Up to two of the following optional communication equipment, including the FX3U-ENET-ADP (for Ethernet communications),

For AC power supply type, connect the 24+ terminal of an extension block to the 24+ terminal of a main unit. For DC powe

In the FX3U/FX3UC series, the bit specification of the data register is possible. (Example) D0.7→7th bit in D0 For the

Periodic replacement is recommended. For example, standard life of FX3U-32BL is 5 years (at ambient temperature of 25)

Replace the battery when the programmable controller is powered off. For example, for the FX3U/FX3UC series, data will

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

In order for the programmable controller to receive input pulses completely, the ON duration and OFF duration of inputs

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

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 ]

41-50 of Total 126

prev 5 / 13page next

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
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
Using the FX3U-ENET-ADP and the RS-232C/RS-485 together (FX3U/FX3UC series)

Up to two of the following optional communication equipment, including the FX3U-ENET-ADP (for Ethernet communications), can be used for the FX3U/FX3UC series... More Details >>
- No：24686
- Release Date：2019/02/22 11:40
- Update：2019/02/22 15:16
24+ terminal connection of an extension block

For AC power supply type, connect the 24+ terminal of an extension block to the 24+ terminal of a main unit. For DC power supply type, connect the 24+ termi... More Details >>
- No：24786
- Release Date：2019/02/28 09:06
Turning on a bit in the data register

In the FX3U/FX3UC series, the bit specification of the data register is possible. (Example) D0.7→7th bit in D0 For the other types of MELSEC-F programmable... More Details >>
- No：22275
- Release Date：2018/08/30 13:48
Battery replacement timing

Periodic replacement is recommended. For example, standard life of FX3U-32BL is 5 years (at ambient temperature of 25). The life of the battery changes wit... More Details >>
- No：22262
- Release Date：2018/08/30 13:48
Battery replacement during power-on

Replacethe battery when the programmable controller is powered off. For example, forthe FX3U/FX3UC series, data will be held for about 20 seconds after be... More Details >>
- No：22257
- Release Date：2018/08/30 13:48
- Update：2019/02/19 11:54
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
Receiving short pulses

In order for the programmable controller to receive input pulses completely, the ON duration and OFF duration of inputs in the programmable controller requir... More Details >>
- No：24704
- Release Date：2019/02/27 09:00
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

41-50 of Total 126

Inquiries

page top