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NFPA 72-2025
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SYSTEM NORMALmaintenance

Siemens MXL: SYSTEM NORMAL

Siemens MXL·0 views·0 field notes

What This Code Means

The system is powered and functioning correctly with no active alarms, supervisories, or troubles.

Common Causes

  • 1System reset
  • 2Clearing of all active faults

Resolution Steps

No action required.

Manual References(1)

1siemensMXL-IQInstallationp. 7, 69, 34, 47, 74, 164, 94, 13, 15, 62Open

Field Notes

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Related Codes

GROUND FAULT IS OKThe system ground fault test has passed and no ground faults are currently detected.AC VOLTAGE = X VOLTSDisplay of the current AC input voltage to the system power supply.GROUND FAULT IS MINUSThe system has detected a negative ground fault on the field wiring.NN:MMM-DDD [custom message] ACK [trouble type] IN TRBA general system trouble has occurred, indicating a fault that may prevent the system from operating correctly.ALARM NOT ALL ACKNOWLEDGED YETThe system prevents acknowledging supervisories or troubles while an unacknowledged alarm exists.

Related Questions

What modules are available to expand the MXL beyond its base configuration, and what is the maximum supported cabinet and loop count?What does 'Loop Trouble' mean on the MXL and how do I clear it?How do I program the MXL using CSGM software?
All MXL trouble codesMXL panel page
Common Categories
System TroubleSupervisoryGround FaultNACCommunicationPowerDeviceNetwork
Troubleshooting Tip

When diagnosing codes, always check the event history log first. Many trouble conditions are intermittent and tied to environmental factors like temperature or moisture.

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