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SLC Class A supervision losttrouble

Silent Knight 5820XL: SLC Class A supervision lost

Silent Knight 5820XL·2 views·0 field notes

What This Code Means

The panel has lost the return path for a Class A SLC loop configuration.

Common Causes

  • 1Break in SLC wiring
  • 2Loose connection at terminal block

Resolution Steps

Check for open circuits in the SLC loop wiring and ensure all connections at the panel and devices are secure.

Manual References(4)

Field Notes

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Related Codes

Printer offlineThe system printer is not communicating with the control panel.Supervisory conditionA supervisory point, such as a tamper switch or duct detector, has been activated.Point disabledA specific point or circuit has been manually taken out of service, preventing it from initiating an alarm or activating an output.DBL ADDRAn address has been assigned to more than one detector on the SLC loop.Unexpected SLC device detectedA device is present on the SLC loop that has not been programmed into the system configuration.

Related Questions

How do I expand the SK-5207 from 8 zones to 16 zones using the 5210 Zone Expander?What are the key differences between the SK-5207 and its predecessor the SK-5104?How do I program zone assignments and custom zone labels on the Silent Knight 6820?
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