The constant scan initial value in the simulation function is 100ms. Thus, the value of SM410(0.1sec. clock) is OFF in e

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

To prevent an LED from turning on when an error occurs, set 0 to the relevant factor number setting area (4 bits for eac

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

The high speed data logger module's report function does not support 64-bit Excel2010.

The QJ71C24N series modules can be accessed using A-compatible 1C frames, but the following restrictions are imposed. Th

If the Network Parameter is used, CC-Link communication does not need the Select setting in the I/O assignment setting o

FCN connectors (40-pin connector) are shown below.- A6CON1 (soldering connector)- A6CON2 (crimp connector)- A6CON3 (pres

For the first input extension block connecting to a main unit, use the FX2NC-100BPCB power supply cable provided with th

It takes 1 ms or less in a unit of the motor system and 2 ms or less in a unit of the machine system. * Motor system∙∙∙

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
MELSEC iQ-F Series(643)

CPU Module(179)
I/O Module(5)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

321-330 of Total 1010

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Behavior of special relay in simulation

The constant scan initial value in the simulation function is 100ms. Thus, the value of SM410(0.1sec. clock) is OFF in each scan. To turn ON/OFF SM410, set ... More Details >>
- No：22521
- Release Date：2018/09/03 17:28
- Update：2018/09/20 14:23
- Category： MELSEC-Q Series
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
- Category： MELSEC-L Series
Method to prevent the BAT.LED from turning on

To prevent an LED from turning on when an error occurs, set 0 to the relevant factor number setting area (4 bits for each) in SD207 to SD209. To disable the ... More Details >>
- No：22754
- Release Date：2018/09/03 17:29
- Category： MELSEC-L Series
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
- Category： MELSEC-L Series
Compatibility of the high speed data logger module's report function with 64-bit Excel2010

The high speed data logger module's report function does not support 64-bit Excel2010. More Details >>
- No：22897
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Whether or not MC protocol frames can be used after A1SJ71UC24 is replaced with QJ71C24N

The QJ71C24N series modules can be accessed using A-compatible 1C frames, but the following restrictions are imposed. The access is limited to the devices wi... More Details >>
- No：22970
- Release Date：2018/09/03 17:31
- Category： Network related products
PLC parameter setting for QJ61BT11N

If the Network Parameter is used, CC-Link communication does not need the Select setting in the I/O assignment setting of the PLC parameter.If the parameter ... More Details >>
- No：23002
- Release Date：2018/09/03 17:31
- Category： Network related products
Model name of the connector used for the FCN connector type CC-Link remote I/O module

FCN connectors (40-pin connector) are shown below.- A6CON1 (soldering connector)- A6CON2 (crimp connector)- A6CON3 (pressure-displacement connector)- A6CON4 ... More Details >>
- No：23056
- Release Date：2018/09/03 17:31
- Category： Network related products
Power supply cable of the input extension blocks for the connector type programmable controllers

Forthe first input extension block connecting to a main unit, use the FX2NC-100BPCB power supply cable provided with the main unit, and supply power from a 2... More Details >>
- No：24911
- Release Date：2019/04/15 11:32
- Category： MELSEC-F Series , Main Unit , I/O Extension
Starting time of the FX3U-1PG

It takes 1 ms or less in a unit of the motor system and 2 ms or less in a unit of the machine system. * Motor system∙∙∙The pulse number is used as the stand... More Details >>
- No：24943
- Release Date：2019/04/18 14:25
- Category： MELSEC-F Series , Positioning Control

321-330 of Total 1010

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