NN:MMM-DDD [custom message] ACK [device type] IN SECsupervisory
Siemens MXL: NN:MMM-DDD [custom message] ACK [device type] IN SEC
Siemens MXL·0 views·0 field notes
What This Code Means
A security-related device has been activated, indicating a potential security breach or monitoring event.
Common Causes
- 1Door contact opening
- 2Motion sensor activation
- 3Security tamper switch
Resolution Steps
Check the security zone or device indicated on the display to determine the cause of activation and secure the area.