The error code indicates a WDT (watchdog timer) error. It is determined as the cause that the MELSECNET/H driver cannot

Copy and paste operations cannot be carried out for values displayed in the device batch monitor window. To paste the va

The switch setting is written when CPU module's parameters are written. The settings of "Various Control Specifications"

Use L series CPU modules whose first 5 digits of the serial number are "13072" or later.

The error does not affect the CPU time. The CPU time is not set when a communication error occurs.

The conversion speed is as follows. - High speed: 20 microseconds per channel- Medium speed: 80 microseconds per channel

The heater disconnection detection function monitors the heater current on the transistor output. If no current flows wh

The bit 10 of the special register SD1288 provides the connection status to a hub. When the bit 10 of SD1288 is ON, a hu

The clock setting of the CPU module is set automatically in accordance with the clock data collected from the time infor

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Programmable Controllers MELSEC

MELSEC iQ-R Series(45)
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CPU Module(185)
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Engineering Software(129)

FAQ within [ Programmable Controllers MELSEC ]

581-590 of Total 1023

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Remedies for WDT errors on a MELSECNET/H board

The error code indicates a WDT (watchdog timer) error. It is determined as the cause that the MELSECNET/H driver cannot work due to a computer or OS hang, or... More Details >>
- No：22969
- Release Date：2018/09/03 17:31
- Category： Network related products
How to paste values in the device batch monitor window into an Excel sheet

Copy and paste operations cannot be carried out for values displayed in the device batch monitor window. To paste the values into an Excel sheet, read the d... More Details >>
- No：22888
- Release Date：2018/09/03 17:30
- Update：2018/09/22 15:54
- Category： Engineering Software
Writing QJ71C24N's parameters in GX Works2

The switch setting is written when CPU module's parameters are written. The settings of "Various Control Specifications" are written when intelligent functio... More Details >>
- No：22872
- Release Date：2018/09/03 17:30
- Category： Engineering Software
Restriction on the use of CPU when branch module and extension module are used

Use L series CPU modules whose first 5 digits of the serial number are "13072" or later. More Details >>
- No：22800
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
SNTP communication error in built-in Ethernet port LCPU

The error does not affect the CPU time. The CPU time is not set when a communication error occurs. More Details >>
- No：22783
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Conversion speed of L60AD4

The conversion speed is as follows. - High speed: 20 microseconds per channel- Medium speed: 80 microseconds per channel- Low speed: 1 millisecond per channel More Details >>
- No：22776
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Loop disconnection detection function and heater disconnection detection function of temperature control module

The heater disconnection detection function monitors the heater current on the transistor output. If no current flows when the transistor is ON, it is consi... More Details >>
- No：22773
- Release Date：2018/09/03 17:30
- Update：2018/09/22 10:58
- Category： MELSEC-L Series
Operation during power failure

It stops during execution. More Details >>
- No：22764
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
Connection status detection between a hub and the built-in Ethernet port of LCPU

The bit 10 of the special register SD1288 provides the connection status to a hub. When the bit 10 of SD1288 is ON, a hub is connected. More Details >>
- No：22759
- Release Date：2018/09/03 17:30
- Category： MELSEC-L Series
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

581-590 of Total 1023

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