Casella CEL Sampling heads for personal dust sampling - Manual (Page 11)

3.7 Asbestos Sampling Head With Cowl
(Part No. P110004)
The cowl has been added to stabilise the airflow across the filter. The
asbestos sampling head uses a 25 mm gridded membrane filter.
Outlet Stub
Mounting
Gasket
Sampler Body
Filter
"O" Ring
Cowl
Dust Cap
Air Flow
Air Flow
02048
Figure 7: The Asbestos Sampling Head
assembly
Fit or replace the filter as follows.
1.
Unscrew the cowl making
sure not to lose the “O” ring.
2. Place the filter in the top of
the cowl, above the “O” ring.
3. Replace the cowl.
Dust & Aerosol Heads
Outlet
02064
Sealing Ring
2 mm i/d Hose
Filter
Inlet
Air Flow
To Pump
900
mm
Figure 6: The Rosin Head
assembly
Page 11 of 24
SAMPLING HEADS AND ACCESSORIES
Users Guide