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Appendix A
Specifications
Specifications are subject to change without notice.
90 light scattering, 650 nm laser diode
Aerosol concentration
range
0.001 to 100 mg/m
3
(calibrated to
respirable fraction of ISO 12103-1,
A1 Test Dust)
±0.001 mg/m
3
over 24 hours using
10-second Time Constant
approximately +0.0005 mg/m
3
per C
(for variations from temperature at
which instrument was last zeroed)
User-adjustable, 0 to 1.8 L/min
Upper range is dependent on
impactor or cyclone attached to the
AM520/AM520i.
0 C to 50 C (32 F to 120 F)
-20 C to 60 C (-4 F to 140 F)
0 to 95% RH, non-condensing
Time Constant (OLED display)
User-adjustable, 1 to 60 seconds