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Perimeter Detection

Impactor - Click for a larger imageGuardwire - Click for a larger imageRAFID - Click for a larger image

Impactor

Impactor is a cost-effective intrusion detection system, designed specifically to respond to attacks on the walls of warehouses, storerooms, vaults and similar goods storage facilities. Vibrations caused by attacks, such as hammering, ram-raiding and chiselling are detected by Geoquip's renowned linear magnetic cable sensor which is fixed to the surface of the wall to be protected

Impactor is a significant advance in detection systems and supercedes older, more dated technology such as inertia switches and peizo-electric point sensors. In fact, it employs highly reliable electronic relays to give tried and tested intrusion detection without the false alarm problems associated with these older technologies.

Guardwire

For many years there have been designs and technologies which have attempted to emulate the detection capability of the Guardwire cable sensor. The superior design of Guardwire can be demonstrated when viewed more closely and compared with these other technologies. Firstly, the two conductor wires of the Guardwire cable sensor together with the detection electronics are in fact two pseudo-detection systems.
This technique is called Dual Channel Signal Processing (DCSP) and means that the two most common types of attack to medium and low security walls, and roofs - impact and sustained - can be independently adjusted without compromising each other. This is a key limitation of other systems, where adjustment of one attack detracts from the other, as they occur at different frequency ranges on the same sensing circuit.
Secondly, the magnetic design of the cable sensor works on exactly the same electrical principles as a speaker, which enables self-verification of an alarm condition, via an audio output which is truly an industry best.

Superior performance of the system is achieved by utilising the Alpha magnetic cable sensor as a detection device. The cable sensor, designed for the sole purpose of intruder detection, is manufactured by Geoquip in our production facility, operating to BS EN ISO 9001. This ensures the quality of the finished product and the support services you would expect from an industry leader.
    
Defensor
     
The latest version of Defensor from Geoquip, provides the capability to effectively combine the advantages of its proven Alpha sensor cable technology with the physical delay factor and vibration transmission characteristics of the perimeter fence.
Defensor, in conjunction with the physical barrier provided by the perimeter fence, forms the first line against attempted intrusions. It is designed for applications on manned or unmanned sites, whether as a stand-alone single zone system or as part of a comprehensive multiple zone installation.
Perimeter detection systems employing Defensor will provide the earliest warning of intrusion attempts while simultaneously ensuring that false alarms are virtually eliminated. During the course of an intrusion attempt, security staff can monitor and verify intruder activity using the high quality audio produced by the Alpha sensor cable.
    
PSICON
    
PSICON, or perimeter security and intrusion classification system, has been developed as the leading edge solution for intruder detection on perimeter walls and rigid railing structures, where traditional detection systems have often failed.
 
It is the product of extensive research and development which has enabled technologies to be exchanged from secret military developments and applied to prestigious, heritage and high level security sites.
 
The result is a powerful match of sensor capability and signal processing power which allows cost-effective solutions to be applied to a range of specialist applications. The PSICON system is both sensitive and intelligent enough to be able to detect and identify the unique vibrations caused by an intruder climbing unaided or with a ladder over walls or railings.
       
RAFID
              
A huge variety of companies and organisations are finding themselves the targets of an ever-increasing army of opportunist thieves, career criminals, terrorists or just trespassers.
 
With RAFID, you have the security of knowing that you have done everything you can, with the best quality equipment, to make your perimeter as intruder-proof as possible.
 
Clearly, there is no shortage of technology and techniques available, all claiming to offer the best solution. There can be no single choice in deciding on the best available system for your company, simply because different techniques are better suited to different applications.
 
Geoquip is one of the very few companies worldwide which has developed the full range of technology required to offer complete detection for perimeters, regardless of the terrain and environment. Whether you need protection for open spaces or walls, fencing or buildings, Geoquip has the flexibility to provide you with the most suitable solution. One such system is RAFID.
 
 

*Buried in duct for ease of future maintenance / cable repair

*or direct buried
    
    
What is RAFID?
      
   
 
The Radio Frequency Intruder Detection system is one of a range of technologies developed by Geoquip to offer complete protection in places where uninvited guests need to be discouraged. It is discreet and therefore ideal for proximity detection, where an intruder will walk unknowingly into its invisible field. The strategically placed transmitters and receivers will cover the vulnerable area with a blanket of radio frequency rays linked to an analyser.
 
At its heart, RAFID has two specially designed cables – one transmitting a radio wave, the other receiving that wave. Changes in the amount of signal passing between the transmitter cable and receiver cable are analysed by a signal processor which determines whether these changes are due to the presence of a human.
 
The system offers a great deal of flexibility, with individual cable positions being determined according to the customer's needs and sited either on a solid object or buried a few millimetres underground. The aim is to create a man-sized area of radio waves acting as invisible barbed wire. Once the intruder enters this barrier, they will in turn signal their presence and generate an alarm.
 
 
    
     
Why Choose RAFID?
 
The unique design of RAFID means that it is not affected by the environmental factors which can seriously reduce the effectiveness of other technologies. The design of the system ensures that it can withstand standing water, running water, waterlogged sites, rain, sleet, mist, hail, snow and fog.
 
Moreover, the need to respond rapidly to an intruder is obviously a key issue in any security system. The technology in RAFID allows it to operate adjacent zones on different channel frequencies, therefore avoiding interference problems between neighbouring zones.
 
This feature of RAFID's overall signal detection system allows for overlap between adjacent zones. This eliminates any possible blind spots and means that any intruder activity will be quickly located within the protected perimeter.
     
Perimbar
      
Perimbar is specified throughout the world as the first choice for perimeter protection in a variety of commercial, governmental and domestic applications. It is an external infra-red beam detection system available in virtually any size with a range of up to 150 metres.
 
The securing of attractively landscaped or environmentally sensitive areas calls for an intruder detection system which is discreet, highly effective and free from false alarms. What's more, when it isn't aesthetically desirable or cost-effective to secure large expanses of open ground with either fencing or walls, Perimbar's advanced electronics can be tailored to provide the ideal solution.
 
Perimbar uses attractive and robust towers containing transmitters whose energy is collected by receivers up to 150 metres away. When an intruder breaks these beams an alarm is set off. Where a physical barrier already exists, Perimbar may be effectively deployed either on top or just inside the perimeter and has many features which make it a secure choice for these situations.
 
Unlike passive detectors it cannot be covered, masked or inadvertently blocked without setting off the alarm. Any attempt to scale the unit will immediately be detected either by the sensitive internal beams being breached or by the cleverly designed anti-climb-over top cap being activated.
 
All infra-red external beam systems have the advantage of being immune to masking and offer cost-effective external detection. Perimbar goes much further in its protection, with its unique Synclink and optional sync line monitor.
 
Synclink means that individual receivers will only respond to their own transmitters. This avoids interference between units allowing for closer beam spacing. It also provides an ideal solution for irregularly shaped perimeters.
 
For greater security it prevents an additional transmitter being inserted to overcome the system. It also has a unique feature in allowing a transmitter at the bottom of a tower to be directed at a receiver at the top of another tower to overcome the effects of undulating ground.

In other words, Perimbar offers significantly higher security and is the only system capable of working effectively with uneven ground and unusually shaped compounds. Sync line monitoring adds another level of security by generating an alarm condition if the Synclink signals are interrupted.

Perimbar is also unique in that it is available in virtually any size from one metre upwards. In fact, columns as tall as ten metres have been successfully installed. This feature coupled with a special anti-climb-over top cap makes Perimbar many times more secure than its competitors.

Perimbar's other main advantage over its competitors is its modular construction which allows beams and their associated heaters and other modules to be fitted in virtually any configuration, allowing you to space the units for maximum security. Indeed, Geoquip has installed Perimbars with beams every 150mm - a configuration unmatched by any competitive system.

In common with all other Geoquip infra-red beams, Perimbar has exceptional immunity to false alarms caused by sunlight, air turbulence, objects moving adjacent to it and the effects of RFI.

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