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SECTION 4.9, 4.10

You are at: ABOUT US > FIRE DETECTION > CONVENTIONAL DETECTION

Conventional Detection

 

The HRZ detector 1 The HRZ detector 2
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Enhanced 3 year warranty applicable when commissioned by Fitzgerald Service.
 

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Features

Low profile design.

Low current draw.

Remote alarm test feature.

Easy maintenance.

Remote LED option.

Designed to comply with EN54 Pt.7:2000 & Pt.5:2000.

 

The HRZ detector uses a state of the art optical chamber and thermal element with a microprocessor, running sophisticated algorithms to provide quick and accurate detection of fires. The HRZ-1002 combination of photoelectric and thermal characteristics provides a faster response to 'real fire' situations, while at the same time reducing the risk of unwanted environmentally generated alarms.

A laser-based hand held Remote Test Unit can be used in conjunction with the range of Horizon detectors for alarm test purposes. The unit transmits a coded message, preventing spurious alarms being generated by other laser based devices. With a range of several metres, the hand held test unit provides an effortless way of remotely testing the Horizon range of detectors and removes the need for any direct physical access to the detector by the user.

The HRZ range of detectors also has an integral LED, which illuminates to provide a local alarm signal. This latches on, and remains illuminated until the detector is reset by a momentary power interruption. An optional remote LED annunciator may be used to repeat any alarm signal.

The detector base is fitted with a shorting spring to permit circuit testing prior to fitting the detector and has a tamper resistant feature, which when activated prevents removal of the detector without the use of a tool.

Product range ancillaries
Bases Standard Base with schottky diode (HRZ-1000BSD)
F850766
Accessories 1 - 5 minutes
F850888
Ordering
-
Low profile optical/thermal detector
(HRZ-1002)
Low profile optical detector
(HRZ-1003)
High temperature (78°C) thermal detector
(HRZ-1004T)
Heat detector with rate of rise
(HRZ-1005)
Heat detector type A2
(HRZ-1005T)
MODEL
F850751
F850752
F850753
F850756
F850754
ELECTRICAL
Operating voltage 14-28 VDC 14-28 VDC 14-28 VDC 14-28 VDC 14-28 VDC
(Nominal 24VDC) (Nominal 24VDC) (Nominal 24VDC) (Nominal 24VDC) (Nominal 24VDC)
Typical Standby Current 60ľA @ 24VDC 45ľA @ 24VDC 55ľA @ 24VDC 55ľA @ 24VDC 55ľA @ 24VDC
Max Permissible Alarm Current 80mA 80mA 80mA 80mA 80mA
ENVIRONMENTAL
Operating Temperature Range (see note 1) -30°C to +70°C -30°C to +70°C -30°C to +70°C -30°C to +70°C -30°C to +70°C
Storage Temperature Range -40°C to +85°C -40°C to +85°C -40°C to +85°C -40°C to +85°C -40°C to +85°C
Humidity 5 to 95% Relative Humidity 5 to 95% Relative Humidity 5 to 95% Relative Humidity 5 to 95% Relative Humidity 5 to 95% Relative Humidity
MECHANICAL
Height (without Base) 40.5mm 32.5mm 40.5mm 40.5mm 40.5mm
Diameter 102mm 102mm 102mm 102mm 102mm
Weight 78g 75g 70g (+45g base) 70g 70g
Max Wire Gauge for Terminals 1.5mm2 1.5mm2 1.5mm2 1.5mm2 1.5mm2
Colour Approximates to RAL9016 Approximates to RAL9016 Approximates to RAL9016 Approximates to RAL9016 Approximates to RAL9016
Material ABS ABS ABS ABS ABS