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Maximum number of characters in a comment that can be transferred to a FX3U series
As project data, up to 32 one-byte characters (16 two-byte characters) can be input to each global device comment. However, the maximum number of characters ... More Details >>
- No:24700
- Release Date:2019/02/27 08:59
- Category: MELSEC-F Series , Engineering Software , Main Unit
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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How to check the version of the MELSEC-F series
To check the version of the MELSEC-F series, connect GX Works2 (personal computer) or HPP to a programmable controller, and monitor the data in D8001. The l... More Details >>
- No:24772
- Release Date:2019/02/27 15:22
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Operation error of the instruction that handles the present value of a high-speed counter
The present value register of the high-speed counter is the 32-bit register. The applied instruction handling the 32-bit register must be the 32-bit instruct... More Details >>
- No:24907
- Release Date:2019/04/15 11:32
- Category: MELSEC-F Series , High-Speed Counting
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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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Communications using the built-in USB port of the FX3 series
When you connect the built-in USB port of the FX3 series to the personal computer for the first time, you need to install the USB driver into the personal co... More Details >>
- No:22273
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Engineering Software , Main Unit , Network/Communication
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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
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Scan time while operation of a programmable controller CPU is being monitored using GX Works2
Scan time displayed on GX Works2 is the maximum scan time of the monitor target programmable controller CPU. To check current scan time, monitor the data in... More Details >>
- No:24779
- Release Date:2019/02/27 15:58
- Category: MELSEC-F Series , Engineering Software , Main Unit
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Communication setting methods when the FX3U-232-BD is used
The non-protocol communication can be set by the following two methods: (1) setting parameters using a programming tool, such as GX Works2, or (2) writing da... More Details >>
- No:24773
- Release Date:2019/02/27 15:24
- Category: MELSEC-F Series , Engineering Software , Network/Communication
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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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