Chapter 2 : Specifications
2-4 Lasair® Pro Aerosol Particle Counter Operations Manual
Environmental Conditions
The following environmental conditions apply to the Lasair Pro particle counter:
Operating Temperature Range 0 – 30 °C
Humidity Range 5 – 95% RH non-condensing
Storage and Transportation
Temperature
-20° – 50 °C
Maximum Altitude 6,562 (2000 m)
Installation Requirements • Indoor use only
• Pollution degree 2
• Over voltage category I
• Ordinary protection (not protected against
harmful ingress of moisture)
• External AC to DC Power Supply:
• Overvoltage Category II
• Class I Equipment (Electrical grounding
from the main power source to the
product input is required for safety.)
Laser Classification Class 1, complies with US 21 CFR 1040.10 and
EN60825-1.
An internal, enclosed Class 4 laser is used per
EN60825-1.
Table 2-2. Environmental conditions
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