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FAQ within [ MELSEC-F Series ]
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Battery consumption while the programmable controller is powered on
A battery is consumed regardless of the on/off state ofthe programmable controller. Refer to the User's Manual (Hardware Edition) for the module used, and r... More Details >>
- No:24687
- Release Date:2019/02/22 11:44
- Update:2019/02/22 15:22
- Category: MELSEC-F Series , Main Unit , Accessories
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Necessity for installing a noise filter
Unless the necessity is described in manuals, a noise filter is not required. However, if the programmable controller is used in an environment with much no... More Details >>
- No:22283
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension , Analog Control , High-Speed Counting , Positioning Control , Network/Communication , Accessories
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Transferring/editing programs in the previous FX programmable controllers using GX Works2
The earlier series of the FX programmable controllers are compatible with the latest series of the FX programmable controllers. More Details >>
- No:25012
- Release Date:2019/04/23 11:16
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Operation processing time of the programmable controller
The constant operation processing time can be achieved by using constant scan mode. Refer to the programming manual of the programmable controller used. More Details >>
- No:24997
- Release Date:2019/04/23 10:38
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Differences between the FX3UC-32MT-LT and the FX3UC-32MT-LT2
The built-in CC-Link/LT setting differs. For the FX3UC-32MT-LT, the built-in CC-Link/LT setting is performed with the DIP switch. For the FX3UC-32MT-LT2, th... More Details >>
- No:24956
- Release Date:2019/04/18 14:28
- Category: MELSEC-F Series , Main Unit , Network/Communication
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Using an expansion board and a special adapter together
In the FX1S/FX1N/FX2N series, only the expansion board for special adapter connection can be used together with the special adapter. In the FX3G series (onl... More Details >>
- No:24906
- Release Date:2019/04/15 11:32
- Category: MELSEC-F Series , Main Unit , I/O Extension
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Assignment of input/output numbers (MELSEC-F series)
Octal numbers are assigned as input/output numbers for the MELSEC-F series. The octal number system uses the digits from 0 to 7 → from 10 to 17 → from 20 to... More Details >>
- No:24868
- Release Date:2019/04/15 08:06
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Input filter adjustment when a high-speed counter or the interrupt function is used
When a coil of the high-speed counter or an interrupt pointer is programmed, the programmable controller system adjusts the filter constant of the correspond... More Details >>
- No:24867
- Release Date:2019/04/15 08:06
- Category: MELSEC-F Series , High-Speed Counter
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For output terminals of a programmable controller, one common terminal is used for 1, 2, 4, or 8 output points. Each common line is assigned with a different... More Details >>
- No:24780
- Release Date:2019/02/27 15:58
- Category: MELSEC-F Series , Main Unit
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For the sink input, the "S/S" terminal and the "24V" terminal are needed to be short-circuited. More Details >>
- No:22272
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
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