Teledyne 651 Computer Monitor User Manual


 
Teledyne API Ultrafine Particle Monitor - Model 651 Product Overview
07506C DCN6727 21
The enlarged particles are passed through a laser beam and
create a large light pulse. Every particle pulse event is detected
and counted. In this technique, particle concentration is
measured by counting each particle in the air stream.
Figure 1-2 illustrates the flow system of the Model 651.