K-bus Data Error - Break Behind Power Supply

Was bedeutet 4 pulses (arg 0) ?

The K-bus ERR LED flashes 4 times, with '0' in the argument sequence, indicating a K-bus data error where a break is detected immediately behind the power supply unit. This specific error often occurs if the Bus End Terminal is missing or incorrectly installed.

• Discontinuity in the K-bus power supply path before the bus terminal.
• Power module failure upstream of the bus terminal.
• Loose connection in the K-bus power distribution.
• Internal fault in a preceding bus terminal.

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1. 1

   Check whether the Bus End Terminal 9010 is correctly connected at the very end of the K-bus segment. Ensure it is securely seated.