Error messages / displays

Status LED is not lighting up

The KOSTAL Smart Energy Meter is not connected to the power supply.

• Ensure that at least the external wire L1 and neutral wire N are connected to the KOSTAL Smart Energy Meter.

Status LED is lit up or flashing red

There is an error.

• Restart KOSTAL Smart Energy Meter. Use a pointed object to press the Reset button for at least 6 s.
• Please contact your service technician or installer.

Network LED is not lit up or the KOSTAL Smart Energy Meter is not found in the network

The network cable is not correctly connected to the grid connection.

• Ensure that the network cable is correctly connected to the grid connection.

The KOSTAL Smart Energy Meter is not in the same local network.

• Connect KOSTAL Smart Energy Meter with the same router / switch.

Serial bus LED is lit up red or flashing orange

In the user interface check whether there are any error messages about communication with the receiver.

• If necessary, check cabling to receiver.

KOSTAL Smart Energy Meter is providing unrealistic measuring values

The KOSTAL Smart Energy Meter has been installed the wrong way round.

• Recheck how L1 to L3 are connected.
• The transformers are not configured. Go to Device settings > Transformer ratio, activate transformer and set the correct transformer ratio.

User interface cannot be called up using the KOSTAL Smart Energy Meter’s IP address or name

• Contact the network administrator.