A-1
A P P E N D I X A
S p e c i f i c a t i o n s
The following tables contain the operating specifications for the Scanning
Mobility Particle Sizer (SMPS) Spectrometer Model 3938 and the
Electrostatic Classifier Model 3082. These specifications are subject to
change without notice.
Table A-1
SMPS Spectrometer Specifications
DMA
CPC
Working
Fluid
Particle Size
Range (Nm)
Particle
Concentration
(#/cm
3
)
Measurement
Time (sec)
Particle
Resolution
Total Size
Channels
3081A
3772
Butanol
1* to 1,000
1 to 10
7
**
16 to 600
(Selectable)
64 channels/
Decade
Varies by
configuration;
spans 167
channels
from 2.5 to
1,000 nm
collectively
3775
3787
Water
3766
Butanol
3788
Water
3085A
3776
Butanol
2.5 to 150
3788
Water
3081A
and
3085A
3775
Butanol
4 to 1,000
3787
Water
5 to 1,000
3776
Butanol
2.5 to 1,000
3788
Water
3086
3777+3772
DEG/Butanol
1 to 50
3081A
and
3086
1 to 1,1000
*Low end of particle size range determined by DMA Model 3081 specifications.
** Upper end of concentration specifications determined by Aerosol Neutralizer Models 3077, 3077A, 3088 specifications.
Summary of Contents for 3082
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