For the built-in Ethernet port in the L series CPU, the TCP retransmission timer setting is fixed and unchangeable. The

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An ali

Up to 10 modules can be connected in the system as a whole except for the power supply module, CPU module, display unit,

The error code "2110" is "SP.UNIT ERROR.". This error may be caused by one of the following factors.(1) The module that

Use the time setting function to synchronize the internal clock.

NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting.

The error code "2401" is "FILE SET ERROR". The individual information parameter number "1100H" corresponds to a file reg

A password can be set. - Use the file password 32 function.- Number of characters: 4 to 32 (alphanumeric and special cha

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FAQ within [ MELSEC-L Series ]

81-90 of Total 105

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Usage of UPS (uninterruptible power supply)

No, it cannot be used. More Details >>
- No：22831
- Release Date：2018/09/03 17:30
TCP retransmission timer setting for built-in Ethernet port LCPU

For the built-in Ethernet port in the L series CPU, the TCP retransmission timer setting is fixed and unchangeable. The retransmission occurs six times. The... More Details >>
- No：22745
- Release Date：2018/09/03 17:29
- Update：2018/09/21 17:52
Alive check for built-in Ethernet port LCPU

When the protocol is set to TCP, KeepAlive check is performed. (Checking for a response to KeepAlive ACK message) An alive check message is sent five seconds... More Details >>
- No：22782
- Release Date：2018/09/03 17:30
Maximum number of connectable modules to LCPU when it is not extended

Up to 10 modules can be connected in the system as a whole except for the power supply module, CPU module, display unit, RS232C adapter, and END cover. Some ... More Details >>
- No：22775
- Release Date：2018/09/03 17:30
Error code "2110" in LCPU

The error code "2110" is "SP.UNIT ERROR.". This error may be caused by one of the following factors.(1) The module that has been specified by a FROM/TO instr... More Details >>
- No：22830
- Release Date：2018/09/03 17:30
LCPU internal clock synchronization

Use the time setting function to synchronize the internal clock. More Details >>
- No：22755
- Release Date：2018/09/03 17:30
Removal of SD memory card during logging in L series

An error will occur in CPU. More Details >>
- No：22812
- Release Date：2018/09/03 17:30
NTP support by the SNTP function of LCPU with built-in Ethernet port

NTP and SNTP are compatible. Therefore, an NTP server can be used for clock setting. More Details >>
- No：22744
- Release Date：2018/09/03 17:29
Error code "2401" in LCPU

The error code "2401" is "FILE SET ERROR". The individual information parameter number "1100H" corresponds to a file register. The cause of the error is that... More Details >>
- No：22797
- Release Date：2018/09/03 17:30
LCPU protection function

A password can be set. - Use the file password 32 function.- Number of characters: 4 to 32 (alphanumeric and special characters, case-sensitive)- Disabled op... More Details >>
- No：22810
- Release Date：2018/09/03 17:30

81-90 of Total 105

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