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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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QCPU built-in Ethernet port setting when using the simple PLC communication function
The following settings are required for the "Open Setting" for the number of connected external devices. - Protocol: "UDP" - Open System: "MELSOFT connecti... More Details >>
- No:22654
- Release Date:2018/09/03 17:29
- Update:2018/09/21 12:02
- Category: MELSEC-Q Series
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NTP compatibility of the SNTP function of a built-in Ethernet port QCPU
Because NTP is compatible with SNTP, you can use an NTP server for the time setting. More Details >>
- No:22713
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Boot operation from the standard ROM
The boot operation from the standard ROM is not possible. The program memory of LCPU is a flash ROM. Thus, writing in the program memory achieves a ROM opera... More Details >>
- No:22728
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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The contents of the standard RAM and latch devices are not erased if the battery replacement is completed within three minutes, which is the backup power tim... More Details >>
- No:22733
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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CPU clock setting by SNTP functions via built-in Ethernet port in LCPU
The clock setting of the CPU module is set automatically in accordance with the clock data collected from the time information server (SNTP server) on the LAN. More Details >>
- No:22736
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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Simultaneous broadcast reception setting for built-in Ethernet port LCPU
To receive simultaneous broadcast using UDP, set the parameters as follows. - Destination IP Address: FF.FF.FF.FFh - Destination Port No.: Other than FFFFh (... More Details >>
- No:22772
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Simultaneous broadcast transmission setting for built-in Ethernet port LCPU
To send simultaneous broadcast using UDP, set the parameters as follows.- Destination IP Address: FF.FF.FF.FFh - Destination Port Number: Other than FFFFh (S... More Details >>
- No:22785
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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RS-232 adapter cable disconnection prevention
Yes. More Details >>
- No:22799
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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The built-in I/O functions are standard functions of the L series CPU. Combining these functions flexibly achieves various controls with lower cost, eliminat... More Details >>
- No:22806
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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Sampling cycle of L60TCTT4(BW) and L60TCRT4(BW)
It is selectable from the following. - 500 ms/4 channels (Default)- 250 ms/4 channels More Details >>
- No:22824
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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