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LSENS accompanied by zone numbermaintenance

Honeywell VISTA-128FBP: LSENS accompanied by zone number

Honeywell VISTA-128FBP·1 view·0 field notes

What This Code Means

A smoke detector has a low sensitivity level and might not detect smoke.

Common Causes

  • 1Dirty smoke detector
  • 2Sensor degradation
  • 3Dust accumulation

Resolution Steps

Clean the smoke detector or call for service to have the detector replaced immediately.

Manual References(1)

Field Notes

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Related Codes

CHECK or TRBL 990The 1st RF Receiver is not receiving signals.CHECKIndicates a trouble condition in the system, which may be associated with specific zones, supervised relays, peripheral devices, or system components like dialers and ground faults.HSENS accompanied by zone numberA smoke detector has a high sensitivity level, which may cause false alarms.CHECK or TRBL 970Trouble detected on Bell 1 Output (Notification Appliance Circuit).972 Earth Ground FaultA system trouble indicating that an earth ground fault has been detected. This condition may eliminate some of the system's protection.

Related Questions

How are the VISTA-128FBP bell output circuits wired and what supervision method does the system use to detect an open or short?How does the VISTA-128FBP supervise its backup battery and what does a battery trouble condition indicate?What does a ground fault trouble indicate on the VISTA-128FBP and how do I locate it?
All VISTA-128FBP trouble codesVISTA-128FBP panel page