VESDA VLQ Product Guide
VESDA by Xtralis
6
www.xtralis.com
2.2
Detector Overview
The VESDA VLQ detector is a lightweight unit designed to be ceiling or wall mounted and operates with a
simple sampling pipe network. The detector unit features two sampling pipe inlets, unobtrusive exhaust vents,
a simple control panel and display, and a buzzer to provide audio notifications.
A USB port, described below in Section 2.2.3, provides the ability to interface with a computer, which allows
configuration with the Xtralis QSC software. Configuration DIP switches and wiring terminals are located
beneath the detector and are accessible by removing the detector base..
A
A
B
C
Legend
A
Sampling Pipe Inlets
B
Exhaust Vents
C
Front Panel
Figure 2-2: VESDA VLQ Detector Overview
2.2.1
Front Panel
The VESDA VLQ front panel contains a series of indicators and buttons. These are described below.
88
A
B
C
D
E
Figure 2-3: VESDA VLQ Front Panel and Status LEDs
Indicators
The VESDA VLQ detector provides information via a series of Status LEDs.
LED
Color
Description
A Power
Green
The Power LED illuminates when the detector is
powered up.
B Filter Replacement
Yellow
The Filter Replacement LED is lit when the filter is due
for replacement.
C Fault
Yellow
The Fault LED is lit when a fault condition is detected.
D Pre-Alarm
Red
The Pre-Alarm LED is lit when the Pre-Alarm threshold
is reached.
E Fire-Alarm
Red
The Fire LED is lit when the Fire threshold is reached.
Table 2-1: LED Indicators
