The file register is used for storing predetermined values (such as specification values for product inspection). Other

The FX3U-ENET-L and FX3U-ENET-ADP are Ethernet-connectable. The FX3U-ENET-L can be used with the FX3U and FX3UC series

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

For the first input extension block connecting to a main unit, use the FX2NC-100BPCB power supply cable provided with th

The keyword protection cannot be forcibly reset. Since only the keyword that has been registered by the user is accepta

For your safety, programmable controllers must be grounded. Incomplete common grounding within the control panel or com

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

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

Check that the RST instruction of the high-speed counter is not executed while the program is running. For the high-spe

For the MELSEC-F series, only DC power supply type can use an external power supply.

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FAQ within [ Main Unit ]

51-60 of Total 126

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Differences between the file register and other registers

The file register is used for storing predetermined values (such as specification values for product inspection). Other registers are used as a temporary st... More Details >>
- No：22256
- Release Date：2018/08/30 13:48
Ethernet-connectable modules in MELSEC-F

The FX3U-ENET-L and FX3U-ENET-ADP are Ethernet-connectable. The FX3U-ENET-L can be used with the FX3U and FX3UC series (both Ver. 2.21 or later). The FX3U-... More Details >>
- No：22270
- 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
Power supply cable of the input extension blocks for the connector type programmable controllers

Forthe first input extension block connecting to a main unit, use the FX2NC-100BPCB power supply cable provided with the main unit, and supply power from a 2... More Details >>
- No：24911
- Release Date：2019/04/15 11:32
Keyword protection of the MELSEC-F series

The keyword protection cannot be forcibly reset. Since only the keyword that has been registered by theuser is acceptable, please take measures to ensure th... More Details >>
- No：24784
- Release Date：2019/02/27 16:27
How to ground programmable controllers

For your safety, programmable controllers must be grounded. Incomplete common grounding within the control panel or common grounding with heavy electrical s... More Details >>
- No：22276
- Release Date：2018/08/30 13:48
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
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
Counting of a built-in high-speed counter

Check that the RST instruction ofthe high-speed counter is not executed whilethe program is running. Forthe high-speed counter which supports the external r... More Details >>
- No：24787
- Release Date：2019/02/28 09:06
External power supply for input(MELSEC-F)

For the MELSEC-F series, only DC power supply type can use an external power supply. More Details >>
- No：22268
- Release Date：2018/08/30 13:48

51-60 of Total 126

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