FACP Manuals Logo
FACPManuals
Ask AI
Ask AI
BLOCK
trouble

Notifier NFS-320

53 views·0 field notes

What This Code Means

Something has come between the beam detector and its reflector.

Common Causes

  • 1Physical obstruction
  • 2Object blocking beam path

Resolution Steps

Investigate the beam path and clear the blockage.

Manual References(2)

Field Notes

Loading field notes...
Sign in to share a field note

Related Codes

LO VALThe detector chamber reading is too low or internal elements are failing.INVREPThe device has returned a response to the panel that the panel did not recognize.BAT.BACKUP RAMThe RAM battery backup voltage is low.System ResetA system command or status message indicating the control panel is clearing all active inputs, interrupting resettable power, and decoupling from the network for 60 seconds.SHORTThe module device has a short circuit on its supervised wiring.

Related Questions

What are the main differences between the NFS-320 and the NFS2-640?What batteries does the NFS-320 use, and when is an external battery box required?What are the NAC circuit specifications for the NFS-320, and how does the shared 6-amp power supply limit total NAC loading?
All NFS-320 trouble codesNFS-320 panel page