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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Simultaneous use of auto logging and backup functions
The auto logging function and backup function cannot be used simultaneously. The backup function must be used after the logging function is stopped. (A singl... More Details >>
- No:22819
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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I/O assignment for additional modules connected to LCPU
In L02CPU(-P), the start I/O number of the additional module begins from 10H. In L26CPU-(P)BT, the number begins from 30H. More Details >>
- No:22808
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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How to use PWM output of LCPU built-in I/O
Set the PWM output-on-width and the PWM output cycle, and then execute a dedicated instruction "ICPWM instruction". More Details >>
- No:22757
- Release Date:2018/09/03 17:30
- Category: MELSEC-L Series
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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
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MC protocol compatibility of the built-in Ethernet port
The built-in Ethernet port is not compatible with a 4E frame. Use a QnA-compatible 3E frame. More Details >>
- No:22732
- Release Date:2018/09/03 17:29
- Category: MELSEC-L Series
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Hardware setting for using Q series extension base units
You need to set the number of extension base units with the connector for setting the number of extension base units.For details, refer to the following.SH-0... More Details >>
- No:22721
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Cables connected to the Ethernet port on the universal model QCPU
If a direct connection is made, either type can be used.If making a connection via a hub, use a straight cable. More Details >>
- No:22690
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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Print settings of the device list in GX Works2
When [Display Option] -> [Used devices] -> [Contact] and [Coil] are selected in the Device List window, devices used are not displayed. More Details >>
- No:22661
- Release Date:2018/09/03 17:29
- Update:2018/09/21 12:18
- Category: MELSEC-Q Series
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GX Developer's compatibility with 32-bit Windows 7
GX Developer Version 8.91V or later supports 32-bit Windows 7. More Details >>
- No:22660
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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COMMENT to disappear after a PLC type change
Copy the COMMENT into the MAIN of comments by program before changing the PLC type.The basic model QCPU cannot deal with common comments. More Details >>
- No:22625
- Release Date:2018/09/03 17:29
- Category: MELSEC-Q Series
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