Parameterization and Commissioning
BK52x0 and LC520038 Version: 2.0.0
5.4.1 LED displays
Module Status MS
LED Meaning
RUN green LED blinks Configuration is incorrect
green LED is steadily lit Status is OK
OVERFL red LED blinks K-bus error
red LED is steadily lit Receive queue overflow
Network Status NS
LED Meaning
CONNECT green LED blinks Bus Coupler is ready for communication, but not yet assigned
to the master
BUS OFF green LED is steadily lit Bus Coupler is assigned to the master, data is being
exchanged
red LED blinks Timeout on I/O connection
red LED is steadily lit BUS OFF: CAN error, devices have identical node address
I/O Status
LED Meaning
I/O RUN green LED is lit The Bus Terminals are working correctly
I/O ERR red LED is lit I/O error, a Bus Terminal or an internal K-bus with a fault
I/O ERR red LED blinks The Bus Terminals are being configured