APPENDIX B
Specifications
B-1
The following specifications—which are subject to change—describe
the most important data of the major components.
Table B-1
Specifications of the Model 3022A CPC
Minimum particle size .........
50% detection at .007 µm
90% detection at 0.015 µm
Flowrate
Sensor ...............................
Inlet, high-flow ..................
Inlet, low-flow ....................
0.3 L/min ± 0.015 L/min
1.5 L/min ± 0.15 L/min
0.3 L/min ±.0.015 L/min
Working fluid
n-butyl alcohol
saturator temperature .....
condenser temperature ....
optics temperature ..........
35°C ±0.3°C
10°C ±0.3°C
36°C ±2.0°C
Concentration .....................
Accuracy ...........................
0 to 9.99 × 10
6
particles/cm
3
±10% up to 5 × 10
5
/cm
3
±20% from 5 × 10
5
to 9.99 × 10
6
/cm
3
Particle-pulse height of
the photodetector ..............
≅1.4 V typical
Laser power .........................
≅3–5 mW
Detector .............................. See calibration data, Appendix D
Environmental conditions ....
Indoor use
Altitude up to 2000 m (6500 ft)
Ambient temperature range n-butyl alcohol 10–37°C
Ambient humidity 0–90% RH noncondensing
Overvoltage category II
Pollution degree II
False background counts .... 0.01 particle/cm
3
Response time......................
<13 seconds for 95% to concentration step changes
Dimensions L × H × W
(nominal) ...........................
24 cm × 20 cm × 38 cm
(9.5 in. × 8 in. × 15 in.)
Weight ................................. 11 kg (25 lb)
Power .................................. 100/120 V at 50/60 Hz, 200 W, 1.2 amps maximum
230/240 V at 50/60 Hz, 200 W, 0.6 amps maximum
Fuse .................................... 100/120V ~ T 2.0A/250V
230/240V ~ T 1.0A/250V
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