Cooper FXN922 Conventional Multi-Mode Detector Cooper FXN922 Conventional Multi-Mode DetectorThe detector has a dual LED indicator - the red LED is lit continuously to indicate alarm condition the amber LED when lit continuously indicates that the detector has reached the limit of its contamination compensating ability.The amber LED can also be pulsed from the panel to locate wiring faults thereby saving time and cost by facilitating the fault finding process. Red LED fire conditionKey FeaturesDrift compensation dual LED360 viewable LED designBenefits5 modes in 1 detectorUnobtrusive designCommon mounting baseImproved system integrityInstallationDetectors are fixed and wired via common mounting base.Cable entry into base can be rear or side.A locking facility is provided which can be activated if required to prevent unauthorised detector removal without the use of a special tool.Positive click mechanism incorporated to provide clear indication when detector is correctly located in base. GBP 24.88 1