After data is written to the program cache memory (SRAM), it is automatically transferred to the program memory (flash R

The KeepAlive setting for the built-in Ethernet port in the L series is fixed. The setting is unchangeable.

(1) When it happened no longer than the allowable momentary power failure time. The module records an error log a

Use the time setting function to synchronize the internal clock.

Step ladders are not available in LCPU. There is no alternative function.

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

The following settings are required for the "Open Setting" for the number of connected external devices.- Protocol: "UDP

The extension module is used to configure the extension block when 10 modules or more are mounted to LCPU. Connect the b

The boot operation from the standard ROM is not possible. The program memory of LCPU is a flash ROM. Thus, writing in th

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FAQ within [ MELSEC-L Series ]

41-50 of Total 105

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Remedy to an error message when performing online change in LCPU

After data is written to the program cache memory (SRAM), it is automatically transferred to the program memory (flash ROM). Therefore, additional online cha... More Details >>
- No：22763
- Release Date：2018/09/03 17:30
- Update：2018/09/22 10:50
KeepAlive setting for built-in Ethernet port in LCPU

The KeepAlive setting for the built-in Ethernet port in the L series is fixed. The setting is unchangeable. More Details >>
- No：22760
- Release Date：2018/09/03 17:30
Behavior of sequence program in event of momentary power failure in LCPU

(1) When it happened no longer than the allowable momentary power failure time. The module records an error log and suspends the operation processing. Ho... More Details >>
- No：22756
- Release Date：2018/09/03 17:30
- Update：2018/09/22 10:43
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
Availability of step ladders for FX in L series

Step ladders are not available in LCPU. There is no alternative function. More Details >>
- No：22752
- Release Date：2018/09/03 17:29
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
LCPU 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 connection" More Details >>
- No：22739
- Release Date：2018/09/03 17:29
How to use L series extension modules

The extension module is used to configure the extension block when 10 modules or more are mounted to LCPU. Connect the branch module and the extension module... More Details >>
- No：22738
- Release Date：2018/09/03 17:29
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
Usage of UPS (uninterruptible power supply)

No, it cannot be used. More Details >>
- No：22831
- Release Date：2018/09/03 17:30

41-50 of Total 105

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