Gas Detection The Invisible Threat

Today's and tomorrow's world is digitally joined up.shift' with the advent of digital monitoring systems
Any system or service for the security monitoring ofacross the board, from the new generation of
buildings and enclosed places of all kinds has to bemicro-cameras and remote monitoring over the
integrated and comprehensive to compete in an everInternet to alarm devices pre-set to call mobile
more demanding and sophisticated market place. Dr.phones [cellphones] or even send SMS text
Lorcan Maher's message to security companies ismessages. Today's and tomorrow's world is digitally
simple and blunt — embrace and include gasjoined up. Any system or service for the security
detection and all other risks capable of beingmonitoring of buildings and enclosed places of all kinds
monitored electronically or risk being overtaken byhas to be integrated and comprehensive to compete
new and broader spectrum systems and servicesin an ever more demanding and sophisticated market
based on today's smart building and facilitiesplace."
management systems.His message to security companies is simple and blunt
The ultimate silent intruder is gas. Undetectable— embrace and include gas detection and all other
except, sometimes, by the human nose or byrisks capable of being monitored electronically or risk
specialized detectors. With the right sensor for thatbeing overtaken by new and broader spectrum
type of gas. Which could be noxious or even lethal.systems and services based on today's smart building
Or just toxic. Or flammable or even explosive. Smokeand facilities management systems. Active security
is better. Control room people can see it on screen, ifmonitoring services may survive longer but with
there is visual monitoring. And detectors are cheapsmart modern electronic systems, passive monitoring
and cheerful.will be completely automated as part of a total
Some other types of gas are not usually harmful,facilities management type of service. "Its appeal to
cause little bother. But that includes refrigerants fromthe customer is going to be based on that very
leaks in equipment, which are expensive to replace‘integrated, electronic, all risk' market strategy
and leakage can lead to malfunctioning.that the security industry is still spurning, possibly
The key point about gas detection for securitybecause it fears losing its ‘specialist' cachet," Dr
companies is that they are missing a goldenMaher warns.
opportunity, according to Dr Lorcan Maher, ManagingIs this gas detection market really that appealing or
Director of MURCO, a manufacturer of advanced gasthat important? Absolutely, Dr. Maher insists, pointing
detection equipment. "Gas detection is a fast growingout that almost every building has a gas detection
and profitable business area. It is being driven byproblem of some sort. Offices and commercial building
more safety and occupational health legislation intypically have, for example, carbon monoxide in
most countries and also by the sheer expense ofunderground car parks and those valuable refrigerant
replacing modern, environmentally friendly refrigerantsgases in air conditioning or data rooms and food
in food distribution and air conditioning, again drivenretailing or hotel/restaurant food storage. Other
by tighter regulatory regimes."indoor air quality pollutants most mandated under
Advanced gas detection today is based on highlypublic or employee health regulations, including Carbon
accurate, long life electronic units, with sensors thatDioxide and VOCs [Volatile Organic Compounds],
can cover a broad spectrum of gases or targetmethane or LPG in boiler rooms, cooking and heating
specific or difficult to detect gases. "For a securityapplications. There can even be hydrogen risk in UPS
company, whether supplying and installing or offeringbattery arrays.
a monitoring service, the key point is that they areIndustrial and municipal buildings have many problem
networkable. Gas detection units can be incorporatedgases such as hydrogen sulphide, ammonia, and
into any security monitoring system, wired ormethane in sewage treatment, chlorine and ozone in
wireless."water treatment or bottling applications, ethylene in
Dr. Lorcan Maher goes on to suggest that gasfruit storage, acetylene and oxygen for welding,
detection is as obvious a complementary role in anysolvents, alcohols and VOCs in industrial processes
security planning and setup as, for example, smokeand CO2 in brewing and wineries. Public buildings such
and temperature detection and fire prevention andas cinemas, hotels, universities, airports, etc. share all
alarms. "The trend for the future is already clear asof these gas risks, as do passenger ships. The added
these monitoring tasks are being incorporated indimension is simply that being public they bring in an
modern digital building management systems, whicheven wider range of regulatory compliance issues in
are certainly gaining a lot of ground in new buildingalmost every jurisdiction.
where they can be designed into the specifications atThe gas detection business is increasingly being driven
an early stage. But why should the security industryby legislation, against a background of increasing
yield market share to facilities management?"awareness of the risks and the knowledge that for
"The reason it is doing so, of course, is that securityover two decades there has been satisfactory
people and companies have always regardedmonitoring technology. As that gas sensor technology
themselves as specialists. Quite rightly, but thehas developed and evolved, legislators and national
trouble is that in doing so they have become boundhealth and safety bodies have mandated appropriate
into a traditional range of risks. Yet this has allgas risk monitoring anywhere there are people or
undergone what the IT jargon calls ‘a paradigmeven animals.