INTRUDER
ALARMS
DOMESTIC
SYSTEMS
(BS EN ISO 9001: 2000 NSI/NACOSS GOLD & INSURANCE
APPROVED INSTALLERS)

Chevron Alarms supply, install and maintain intruder
alarm systems to BS EN 50131 and PD6662 to protect any type or size
of domestic property. We can work to any insurance specification
or using the vast experience of our surveyors, design and install
a tailor made system to meet all your security requirements.
Chevron
Alarms in recent years have built up a reputation
for designing and installing systems into the larger executive style
of houses. These often require higher standards of finish that are
not always readily available on the market, so we manufacture our
own products and finishes to meet these requirements.
All of our systems can
be linked to the Police via the Alarm Receiving Centre (ARC), see
section below.
To ensure high quality
and reliability, we will only specify the latest technically advanced
equipment.
Below is a brief description
of some of the components that make up an Intruder Alarm System:
Master control panel
This is the main brain of the system, located in a convenient place
e.g. hall cupboard, airing cupboard. This is usually housed in a
blank box that is linked into the mains via a fused spur. This contains
the power supply unit and back up battery. This would be fully programmable
to suit the user's requirements with system diagnostics and a customer
remote reset facility. We would select the correct master control
panel to suit your requirements and a full technical data sheet
would be provided.
Remote keypad
Aesthetically pleasing, easy to use design, surface mounted, or
can be flush fitting in brass finish. This allows the system to
be set and unset via a code number or proximity tag. Usually located
in the entrance hall near to the main entrance door. Additional
keypads can be installed on the landing or in the master bedroom,
for example.
Magnetic alarm contact
These are installed into doors and windows to detect when they have
been opened. They are also supplied in a heavy duty form for large
industrial doors.

Passive infra red movement detector
This detector is designed to detect the body heat and movement of
an intruder moving around the interior of a house. These can be
corner mounted or ceiling mounted and are very reliable in their
operation.
Dual technology movement
detector
This detector is designed to be installed in a more hostile environment,
like a kitchen or garage. They combine passive infra red and microwave
technology to produce a very stable and reliable detector.
Internal sounder
This sounder is designed to give entry/exit tones and give a full
alarm to an alarm activation.
External
sounder and strobe unit
A self activating sounder and strobe light housed in a robust, tamper
protected, polycarbonate housing. Usually sited on the front external
elevation of the house. It is sometimes advisable to put a dummy
housing on the rear elevation of the house.
ALARM RECEIVING CENTRE
Intruder alarm systems can be linked into an Alarm Receiving Centre
(ARC). In the event of an intruder alarm activation a digitised
signal is sent to the ARC. They will then action the alarm signal
that they have received by informing the police, key holders etc.
Intruder alarm systems
can be linked into our ARC via the following technologies:
BT RedCARE
This system is considered by insurance companies as a high security
way to ensure that the telephone line is always monitored and that
the link between the Intruder Alarm System and the ARC is in place.
If there is a break in this link, then the ARC will be alerted and
they will contact the alarmed building and key holders.
RedCARE GSM &
Dual com
These systems are considered by insurance companies as the highest
security way to link to the ARC by using two technologies to signal
an alarm activation. In simple terms; one way via a digital communicator
down a telephone line, the second way via the Cellular GSM network.
So in the event of one technology failing then the other will take
its place to ensure that the alarm signal reaches the ARC.
Digital communicator
This is a way of linking the intruder alarm system to ARC via a
digital communicator. This is a comparatively low cost way to send
an alarm signal but depends on the telephone line always being operational.
Please contact us for
more details.
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