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Silent Knight
5820xl
Supervisory

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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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SUPERVISORY: 5820XL Trouble Code | Fire Alarm Resource Center

SUPERVISORY

supervisory

Silent Knight 5820XL

69 views·0 field notes

What This Code Means

The system detects a supervisory condition, which indicates that a monitored device like a tamper switch or duct detector is in an off-normal state.

Common Causes

1Supervisory/Tamper switch activation
2Supervisory duct detector activation
3CO Supervisory Condition
4Water flow switch activation

Resolution Steps

Press the down arrow to view the specific supervisory condition. Press SILENCE and enter an access code (or activate the key) to silence the annunciator. Once the supervisory condition has been corrected, the system will restore itself automatically.

Manual References(5)

1silent knight5820XLInstallation2007Open

2silent knight5820XLDatasheet2006Open

3silent knight5820XLDatasheet2006Open

Field Notes

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Related Codes

Detector troubleA smoke or heat detector is reporting a fault condition to the panel.Water flow switch troubleA fault has been detected in the wiring or switch of a water flow initiation circuit.BATTERY LOWThe system has detected that the standby battery voltage is below the acceptable threshold, indicating the batteries are depleted or failing to hold a charge.System Power (Flashes)The panel has lost primary AC power and is running on battery backup.GROUND FAULTAn earth ground fault occurs when the panel senses an unexpected flow of current from one or more of its terminals to the earth connection (Terminal 2).

Related Questions

What does 'KEY BUS TROUBLE' mean on the 5820XL and how do I resolve it?What is the difference between SK protocol and SD protocol on the 5820XL, and can they be mixed?How do I perform a walk test on the Silent Knight 5820XL?

All 5820XL trouble codes 5820XL panel page