VESDA by Xtralis
VESDA VLI Product Guide
www.xtralis.com
15
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Smoke levels are continuously shown on the bar graph display where each illuminated
segment indicates the current level of detected smoke.
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The top segment of the bar graph indicates the Fire 1 smoke threshold level and each
segment below that level represents 1/20 of the Fire 1 smoke threshold level.
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The Fire 1, Action and Alert smoke threshold indicators provide a visual representation of the
programmable alarm thresholds, showing how close the smoke level is to triggering the next
level of alarm.
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Fault conditions are indicated by a series of LEDs and an audible tone.
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The numerical readout can show either the current smoke level in % obscuration/m (%
obscuration/ft) or the Fire 1 threshold in % obscuration/m (% obscuration/ft).
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Four buttons enable users to reset, isolate or silence the detector and control the mode of the
remote display module. These buttons can be locked out.
Содержание VESDA VLI
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