LaserFOCUS VLF-250 Product Guide - Pertronic Industries Ltd

VESDA ®Detector control buttonsLaserFOCUS VLF-250 Product GuideIcon Button Use DescriptionResetDisableInstant FaultFinderResets thesystem andresumes normaloperation.Disables the firerelay outputsfrom actuatingand reports afault.Pressing Disablefor 6 seconds willput the detectorinto Stand-bymode.Indicates currentactive faults onthe detector.Press and hold down this button to testthe function of LEDs on the unit.To enable or lockout this button VESDASystem Configurator (VSC) software isrequired.Release this button to clear latched faultsand alarms. Alarm and fault lights willswitch off, and if the system is still inalarm or fault mode, the lights willreappear after the appropriate delay.This button allows the operator to togglebetween disable and normal modes.When disabled smoke and air flow are notreported to the system (e.g. FACP).To enable or lockout this button VESDASystem Configurator (VSC) software isrequired.The fan contines to run when VLF isdisabled but stops when it is in stand-bymode.Pressing and holding in the Reset buttonand the Disable button together will showthe fault type, by number, on the SmokeDial.See “VLF Troubleshooting with InstantFault Finder” on page 30. for the faultdefinitions.Fire 1 TestSimulates aFire 1 conditionand the alarmrelay is activatedafter theappropriate delayNote: This willinitiate a Fire 1Alarm.By default this button is locked out. Toactivate this button VESDA SystemConfigurator (VSC) software is required.Note: Notify the monitoring authoritybefore testing commences.To activate, press and release the Fire 1Test button. All the segments of theSmoke Dial, and alarm conditions up toFire 1 are activated (after the configureddelay period). Press the Reset button tostop the test and clear any latchedalarms.Note: Remember to return the system tonormal mode after the test is complete.27