©
AirSense Technology Ltd. 2005
Page 19
Stratos-Micra 100
• INSTALLER’S HANDBOOK • Iss. 3
5. Design
Limitations
Stratos-Micra 100 is intended to provide LOCALISED incipient fire detection only. This
means that it is suitable for the substantial range of applications typified by; small non-
compartmentalised rooms, warehouse racking, or pieces of electronic or
electromechanical equipment where it is desirable to achieve individual incipient fire
reporting. In compartmentalised rooms, each compartment would normally use
individual Stratos-Micra 100 detectors.
This product employs a very low-power aspirator and the aspirating capability of the
Stratos-Micra 100 detector is limited accordingly. Stratos-Micra 100 is NOT intended
to protect large areas, or to sample from areas where there may be any difference in
airflow rates or pressure differentials. Application of Stratos-Micra 100 in these
circumstances is not recommended. If detection in environments conforming to these
descriptions is required, alternative versions of Stratos products should be used.
Maximum length of sampling pipe used with the Stratos-Micra 100 detector is 100
metres in STILL AIR with 25 sampling holes (or Capillary Remote Sampling Points). This
will provide a transport time from the end of the sampling pipe within 120 seconds. If
the protected area has airflow present, the maximum permitted sampling pipe length
will be reduced. In areas or applications where the airflow rate exceeds 1 metre per
second, maximum sampling pipe length is reduced to 40 metres.
Stratos-Micra 100 is available with an optional ‘Piped Exhaust’ type Docking Station
(see illustration ‘A’ overleaf). This is primarily intended to allow the detector to sample
from areas which may be at different air pressure to the detector location. Typical uses
are for air-duct sampling and allowing the installation of the detector in under-floor or
ceiling voids or when sampling from pieces of computer related equipment.
IMPORTANT
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