Performance profi le, Components and o-ring placement – SKC 225-70A IOM Inhalable Dust Sampler with MultiDust Foam Discs User Manual
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Collar clip
O-ring C
Front
plate
Cassette
top
Filter
Cassette
bottom
Housing
body
O-ring B
O-ring A
Figure 1. Confi guration for conductive plastic IOM
Sampler and cassette - Cat. No. 225-70A and plastic
IOM with stainless steel cassette - Cat. No. 225-79A
Outlet
Dust cap
Performance Profi le
Flow Rate:
2 L/min (personal sampling)
50% Cut-point:
100 μm at 2 L/min inhalable fraction
4.0 μm at 2 L/min respirable (with MultiDust Foam Disc)
Material:
Molded conductive plastic (polypropylene) or
stainless steel
Maximum Operating
Temperature:
Plastic IOM and cassett e: 212 F (100 C) with no pressure
†
Stainless steel IOM and cassett e: 392 F (200 C) – suitable
for autoclaving and solvent washing
Filters:
25-mm membrane or fi brous fi lter
Tubing:
1/4-inch ID
Weight: (plastic
model with cassett e)
< 2 oz (55 gm)
Dimensions:
3.3 x 1.1 in (8.5 x 2.8 cm)
Analysis:
Gravimetric or chemical (stainless steel model)
† The plastic IOM is NOT suitable for autoclaving or ethylene oxide sterilization
Components and O-ring Placement
Wear powder-free gloves when handling cassett es and use forceps
when working with fi lters. Users may wish to use sterile gloves
and forceps depending on the contaminant of interest.
Figure 2. Confi guration for stainless steel IOM
Sampler and cassette - Cat. No. 225-76A
Collar clip
Outlet
Dust cap
Cover
Front
plate
Cassette
top
Filter
Cassette
bottom
O-ring B
O-ring A
Cover
Housing
body