A07851
External alarm 2
Siemens · DCM
What does A07851 mean?
The BICO signal for 'external alarm 2' was triggered, indicating that the predefined condition for this alarm has been met. This is a user-configurable alarm tied to an external event, sensor, or logic input. The specific cause is defined by parameter p2116.
Complete Troubleshooting Guide
- 1
Investigate and eliminate the specific external conditions or physical causes that triggered 'external alarm 2', as defined by the logic configured in parameter p2116.
- 2
Verify the status of any external sensors, limit switches, or control signals connected to the input triggering this alarm.