Siemens SIMOVERT Master Drive
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Jun 28, 2024 12:10 pm
Cause : CB alarm- The following description refers to the 1st CBP. For other CBs or the TB see the operating instructions for the CB board.
- Failure of the heartbeat counter on the basic unit.
- The heartbeat counter on the basic unit is no longer being incremented.
- The communication between the CBP and the basic board is disturbed.
