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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Difference between the CC-Link IE Controller Network and a MELSECNET/H network
The CC-Link IE Controller Network is an improved system that has a higher processing speed and a larger data capacity than the MELSECNET/H network system (PL... More Details >>
- No:22979
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:17
- Category: Network related products
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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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The FX3U-ENET-ADP does not support the DHCP function. Set the fixed IP address using the parameter setting of GX Works2. On GX Works2, select "Parameter" and... More Details >>
- No:24870
- Release Date:2019/04/15 08:05
- Category: MELSEC-F Series , Network/Communication
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Regarding differences between 8 bit and 16 bit modes for non-protocol communication
In 8-bit mode, the upper 8 bits of transmitted and received data are ignored and only the lower 8 bits are valid data. In 16 bit mode, send/receive data i... More Details >>
- No:39363
- Release Date:2023/02/15 13:04
- Category: MELSEC iQ-F Series , CPU Module , Network/Communication
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Regarding a mismatch found in the monitoring function of GX Works3
Perform "Rebuild All" and initialize the memory before writing to the PLC. "Rebuild All" converts the entire project and "Convert" only coverts the modified... More Details >>
- No:22293
- Release Date:2018/08/30 13:55
- Update:2023/02/13 15:31
- Category: MELSEC iQ-F Series , CPU Module , Engineering Software
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How to establish the USB communication between GX Works3 and a CPU module
To establish the USB communication with a CPU module, install a USB driver. The following describes the installation procedure. When multiple MELSOFT appli... More Details >>
- No:22459
- Release Date:2018/09/03 17:28
- Update:2018/09/18 15:24
- Category: MELSEC iQ-R Series
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SD520 stores the current scan time in 1 ms units. More Details >>
- No:22556
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Returning to the overwrite mode in GX Developer
Press the INSERT key. More Details >>
- No:22599
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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The communication can be established using the following methods. - Using the socket communication function of both CPU modules - Using the simple PLC comm... More Details >>
- No:22664
- Release Date:2018/09/03 17:29
- Update:2018/09/21 13:51
- Category: MELSEC-Q Series
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The error code "2400" is "FILE SET ERROR". This error may be caused when the file specified with a parameter does not exist. The individual information param... More Details >>
- No:22729
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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