LaserFOCUS VLF-500 Product Guide
VESDA
®
30
Detector control buttons
Icon
Button
Use
Description
Reset
Resets the
system and
resumes normal
operation.
Press and hold down this button to test
the function of LEDs on the unit.
To enable or lockout this button VESDA
System Configurator (VSC) software is
required.
Release this button to clear latched faults
and alarms. Alarm and fault lights will
switch off, and if the system is still in
alarm or fault mode, the lights will
reappear after the appropriate delay.
Disable
Disables the fire
relay outputs
from actuating
and reports a
fault.
Pressing Disable
for 6 seconds will
put the detector
into Stand-by
mode.
This button allows the operator to toggle
between disable and normal modes.
When disabled smoke and air flow are not
reported to the system (e.g. FACP).
To enable or lockout this button VESDA
System Configurator (VSC) software is
required.
The fan continues to run when VLF is
disabled but stops when it is in stand-by
mode.
Instant Fault
Finder
Indicates current
active faults on
the detector.
Pressing and holding in the Reset button
and the Disable button together will show
the fault type, by number, on the Smoke
Dial.
See “VLF Troubleshooting with Instant
Fault Finder” on page 33. for the fault
definitions.
Fire 1 Test
Simulates a
Fire 1 condition
and the alarm
relay is activated
after the
appropriate delay
Note:
This will
initiate a Fire 1
Alarm.
By default this button is locked out. To
activate this button VESDA System
Configurator (VSC) software is required.
Note:
Notify the monitoring authority
before testing commences.
To activate, press and release the Fire 1
Test button. All the segments of the
Smoke Dial, and alarm conditions up to
Fire 1 are activated (after the configured
delay period). Press the Reset button to
stop the test and clear any latched
alarms.
Note:
Remember to return the system to
normal mode after the test is complete.