Emerson UVU-140A-AR user manual

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Contents UVU-140A and UVU-140-AR Unitized Ultraviolet Fire Detector Page Table of Contents Page Features Technical InformationIntroduction Spectral Sensitivity RangeSpecifications Operating Voltage Range 24Vdc nominal 10.5 to 32VdcApplications Response TimeInstallation What’s in the packageMounting the Detector False Alarms Position and Density of DetectorsDetector with Swivel Mount Swivel Mount General Wiring Requirements Wiring Diagram for UVU-140-A If the 4-20 mA signal is Detector Settings Coil and Relay SettingsSystem Sensitivity Start up Procedure Check Out ProcedureStart UP and Test Automatic vi TestManual Check Procedure Manual vi Test ProcedureTest Procedures Normal Operation Normal OperationFire Condition Current & Relay Output ConditionsMaintenance Routine MaintenanceTroubleshooting Cleaning Viewing Window and ReflectorDevice Repair and Return B lis h ed in Accordance with E1A standard Appendix B Common Ultra-Violet Absorbing Gases Appendix C Wire Resistance In Ohms