Active Supervisory: NFW2-100 Trouble Code | Fire Alarm Resource Center

What This Code Means

A condition indicating that a monitored system component is in an off-normal state, such as a sprinkler valve tamper condition.

Common Causes

1Sprinkler valve tamper condition
2Duct supervisory activation
3Tamper switch activation
4Monitor module supervisory input

Resolution Steps

Press the Acknowledge/Step or Alarm Silence key to silence the pulsing piezo and change the Supervisory LED from flashing to steady. Correct the off-normal condition. Press the Reset key to clear the system; the LED will turn off if all supervisory conditions have been cleared.

Manual References(1)

1notifierNFW2-100Installation2005p. 127, 109, 124, 149, 126 +16Open

Related Codes

INVREPInvalid reply from the addressable device, indicating a hardware problem.COMM FAULT 1The control panel has failed 10 total attempts to communicate with the primary Central Station phone number.DUCT SUPERVISORYA supervisory condition has been triggered by a duct smoke detector.NAC 1 FAULTA fault condition (open or short) on Notification Appliance Circuit 1.DIRTY2Maintenance alert indicating that a detector needs immediate maintenance due to being within 80% of its alarm threshold for 24 hours.

Notifier NFW2-100

What This Code Means

Common Causes

Resolution Steps

Manual References(1)

Field Notes

Related Codes

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