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L20-LV200-5100(v1.0)

1154f/01

GENERAL DESCRIPTION

INSTALLATION

REMOTE OUTPUT CAPABILITY

This type of detector (Figure 1) continuously samples the air and the temperature variation in the protected area to provide the earliest 

warning of fire and yet offers a high level of false alarm rejection.

The Velox digital communication protocol employed by the monitoring control panel provides high rates of information exchange in 

combination with comprehensive features that ensure fast and secure responses.

This device benefits from a “Double Dust Trap” incorporated into the design of the smoke entry ports, hence limiting potential 

contamination and extending periods between maintenance without compromising sensitivity of response.

These detectors are designed for open area protection and must only be connected to control panels that use the Velox proprietary 

analogue-intelligent addressable communication protocol for monitoring and control.

The centrally positioned red LED indicator provides 360° visibility and thus does not require any orientation during installation. 

This photo and heat detector must be used in combination with 

VELOX

 control panels employing the Velox communication protocol. 

The location of detectors should follow recognised national or international application codes of practice.

The detector can be mounted on VELOX adaptor base or VELOX deep adaptor base.

 

Bases supplied with a metal shorting clip installed between the two negative terminals allow more flexibility when connecting detectors 

to the loop and permits the continuity of the loop cabling to be tested after installation and prior to the detectors being fitted.

Remote output capability is available as a standard feature so a remote indication lamp or a compatible platform sounder (check power 

requirements) may be wired to the base terminals.

If other equipment is connected to the remote output, its supply current must be eventually limited by using an adequate resistor. 

Consult the TECHNICAL SPECIFICATIONS table and assess the external device current absorption’s value.

Note: 

Before installing this device please thoroughly read this leaflet and refer to the applicable European Standards and National 

Codes of Practice (e.g. BS5839-1:2002 for UK) for guidance on location, spacing and acceptable use. Also seek guidance from the control 

panel instructions to ensure appropriate design criteria and configuration specifications are followed.

LV200

ANALOGUE ADDRESSABLE MULTI CRITERIA DETECTOR

TECHNICAL SPECIFICATIONS

Power supply *

from 18 V (min) to 40 V (max)

Average standby current consumption

70 uA @ 24 V

Remote output max current consumption 

(externally limited)

20 mA

Operating temperature range

-30 °C / +70 °C (no icing)

Humidity

95% RH (no condensation)

Height (standard base included)

54 mm

Diameter

110 mm

Weight (standard base included)

130 g

SETTING THE ADDRESS

Detectors can be addressed using a special hand-held programming unit.

Addresses may be selected from a range from 1 to 240 each device on the loop must have a unique address.

SENSITIVITY SETTINGS

A choice of  a sensitivity modes  are available which can be set via the hand-held programming unit 

Connections to the base terminals are polarity sensitive thus please 

check by referring to the wiring diagram in Figure 2 !

Figure 2 - VELOX adaptor base and VELOX deep adaptor base loop wiring

Figure 1 - View of the detector on its base 

*Product operates down to 15V, but without LED indication

Mode Sensitvity

Description

1

Level 1

LPCB Approved

High sensitivity level, with the heat detection disabled, where high ambient temperatures are expected

2

Level 2

LPCB Approved

Medium high sensitivity level, with the heat detection disabled, where high ambient temperatures are expected

3

Level 3

LPCB Approved

Medium low sensitivity level, with the heat detection disabled, where high ambient temperatures are expected

4

Level 4

LPCB Approved

Low sensitivity level, with the heat detection disabled, where high ambient temperatures are expected

5

Level 1 + Heat

LPCB Approved

High sensitivity level, with Rate of Rise heat detection complying to A1R

6

Level 2 + Heat

LPCB Approved

Medium high sensitivity level, with Rate of Rise heat detection complying to A1R

7

Level 3 + Heat

LPCB Approved

Medium low sensitivity level, with Rate of Rise heat detection complying to A1R

8

Level 4 + Heat

LPCB Approved

Low sensitivity level, with Rate of Rise heat detection complying to A1R

9

Heat Only

LPCB Approved

Only Rate of Rise heat detection complying to A1R, installed in areas with airborne smoke or dust is likely to occur

ANTI-TAMPER MECHANICAL BLOCK FEATURE

The detector may be locked onto its base by removing 

the small plastic element on the base’s detector blocking 

hook by using a suitable tool (e.g. a small screwdriver) in-

serted through the access hole on the side of the mount-

ing base (Figure 3).

To remove the detector from the base, if mechanically 

blocked, insert a suitable tool (e.g. a small screwdriver) 

through the access hole on the side of the mounting base 

(Figure 3).

1.

 Position the detector cen-

trally on its mounting base 

(ensure it is level).
2.

  Rotate clockwise applying 

gentle pressure. The detector 

will drop into its keyed loca-

tion.

3.

 

Press more firmly

 to win the 

force of the contacts.

4.

 Continue to rotate clockwise 

a few degrees until the detec-

tor has fully engaged in the 

mounting base.

5.

 When the detector is firmly 

engaged verify the alignment 

between the detector and the 

raised reference marks on the 

base (Figure 4).

6.

 After all detectors and other loop devices have been installed, apply 

power to the loop in accordance with the control panel’s installation in-

structions.

7.

 Test the detectors as described in the section headed “TESTING”.

WARNING

Disconnect loop power before installing the detector.

CAUTION

Dust covers help to protect the devices during ship-

ping and when first installed. They are not intended 

to provide complete protection against contamination, 

therefore, detectors should be removed before con-

struction, major re-decoration or other dust producing 

work is started. DUST COVERS MUST BE REMOVED 

BEFORE THE SYSTEM CAN BE MADE OPERATIONAL.

Figure 3  - The anti-tamper block and its handling

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