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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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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit , Accessories
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit , Accessories
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Externally switching the operating status of a programmable controller
On the Project view of the Navigation window, select "Parameter" → "PLC Parameter" using GX Works2 (or GX Developer). Click the "PLC System(1)" tab, and set ... More Details >>
- No:24768
- Release Date:2019/02/27 15:01
- Category: MELSEC-F Series , Engineering Software , Main Unit
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Assignment of remote input device and remote output device of FX3U-16CCL-M
The remote input device and the remote output device cannot be assigned in network parameters. To assign them, create a program for updating data. For de... More Details >>
- No:24792
- Release Date:2019/02/28 09:08
- Category: MELSEC-F Series , Engineering Software , Network/Communication
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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The main units with Ver.2.00 or later can read and write programs of the FX3 series connected to the intelligent device station and can monitor devices. (GX... More Details >>
- No:24950
- Release Date:2019/04/18 14:27
- Category: MELSEC-F Series , Main Unit , Network/Communication
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