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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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CC-Link slave station's flashing L.ERR LED
If the L.ERR LED flashes at irregular intervals, it may indicate that no terminating resistor has been connected or the communication is instable due to the ... More Details >>
- No:23001
- Release Date:2018/09/03 17:31
- Category: Network related products
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CSV format import/export capability of GX Works2
From version 1.64S, GX Works2 can import/export device comments in CSV format but does not support the function for parameters equivalent to that of GX Conve... More Details >>
- No:22643
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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There are three types of parameters in GX Works3; "System parameter", "CPU parameter", and "Module parameter". You can set the following items with each par... More Details >>
- No:22483
- Release Date:2018/09/03 17:28
- Update:2018/09/19 16:08
- Category: MELSEC iQ-R Series
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Regarding the differences between Latches (1) and (2)
Whether the latch range is set by default is different. ・Latch (1) — Latch range is set by default. This can be changed at any time. ・Latch (2) — No latch ... More Details >>
- No:39351
- Release Date:2023/02/15 13:08
- Update:2024/08/19 09:54
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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Meanings of the sink input/source input
The sink input connects to a negative common for 24 V DC. The source input connects to a positive common. The sink input is generally used in Japan and No... More Details >>
- No:22254
- Release Date:2018/08/30 13:48
- Category: MELSEC-F Series , Main Unit , I/O Extension
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How to read the device memory in GX Works2
Select [Online] -> [Read from PLC] from the menu and check "Device Memory" in the file list in the window and then execute PLC read. More Details >>
- No:22621
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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How to check the scan time with GX Works3
You can check the processing time and scan time of the program currently being executed in "Program List Monitor". [Online] -> [Monitor] -> [Program... More Details >>
- No:22458
- Release Date:2018/09/03 17:28
- Update:2018/09/19 11:51
- Category: MELSEC iQ-R Series
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Regarding how to clear simple CPU communication function errors
After removing the error factor, you can clear it by executing "Clear latest error code" from "Diagnostic" - "Simple CPU Communication Diagnostic" in GX Work... More Details >>
- No:40049
- Release Date:2023/08/25 09:06
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Programming software and tool for the FX2N-10GM/FX2N-20GM
Use the "FX-PCS-VPS/WIN" software for personal computer or the "E-20TP-SET0" handy programming panel. More Details >>
- No:25014
- Release Date:2019/04/23 11:16
- Category: MELSEC-F Series , Engineering Software , Accessories
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Checking the amount of free space of the memory in GX Developer/GX Works2
Select [Tool] -> [Confirm Memory Size] to check the amount. More Details >>
- No:22851
- Release Date:2018/09/03 17:30
- Category: Engineering Software
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