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LOW BATTERYtrouble

Notifier NFW2-100: LOW BATTERY

Notifier NFW2-100·1 view·0 field notes

What This Code Means

Battery voltage has fallen below the required threshold.

Common Causes

  • 1Old or failing batteries
  • 2Extended AC power loss
  • 3High resistance in battery cables

Resolution Steps

Measure battery voltage. If batteries are more than 3-5 years old, replace them. Ensure AC power is present to allow the charger to operate.

Manual References(1)

Field Notes

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Related Codes

AC_FAILThe control panel has lost primary AC power.TEST FIndicates a detector has failed the automatic test operation of its sensing chamber and electronics.DUCT SUPERVISORYA supervisory condition has been triggered by a duct smoke detector.MEMORY FAULTInternal system memory error.NAC 1 FAULTA fault condition (open or short) on Notification Appliance Circuit 1.

Related Questions

How does the NFW2-100 ground fault detection work?What battery size does the NFW2-100 require, and how do I silence a battery trouble condition after replacement?What batteries does the NFS-320 use, and when is an external battery box required?
All NFW2-100 trouble codesNFW2-100 panel page