Labconco XPert Nano Enclosures 38876 Series - Manual (Page 39)

Chapter 6: Maintaining the Nano Enclosure
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8. The table below lists typical alarm conditions based on normal operating
conditions. Typical alarm conditions are set at face velocities of 10 to 30
feet per minute below the normal operating conditions due to supply air
and exhaust air fluctuations, as well as room air cross drafts. Consult your
Safety Officer for proper operating speeds.
Enclosure Operating In-Flow
Speed
Alarm Condition Set Point
Speed
100 ± 10 fpm 70-90 fpm
90 ± 10 fpm 60-80 fpm
80 ± 10 fpm 50-70 fpm
70 ± 10 fpm 50-60 fpm
60 ± 10 fpm 50 fpm
Figure 6-2
Guardian Airflow Monitor (LED) with Airflow Switch