Theory Of Operation; Airflow Patterns - Labconco Purifier Logic+ 30132 Technical Manual And Specifications

Theory of Operation

This section offers a brief overview of the theory of operation of the Logic+.

Airflow Patterns

All Logic+ Type A2 cabinets meet the airflow
requirements of ANSI/NSF Standard 49:2012.
Approximately 55-60% of the air in the cabinet is
filtered and recirculated, while 40-45% is filtered and
exhausted. ALL Logic+s feature intrinsically safe
designs, jacketing contaminated positive pressure
areas with negative pressure zones.
All Logic+ Type B2 cabinets meet the airflow
requirements of ANSI/NSF Standard 49:2012. All of
the air in the cabinet is filtered and none is
recirculated. ALL Type B2 Logic+s feature
intrinsically safe designs, with all contaminated
areas under negative pressure.
Product Service 1-800-522-7658
Figure 1-8
Figure 1-9
41