12
As applications of use are outside our control, the information provided is given without legal
responsibility. Customers should test under their own conditions to ensure that the unit is suitable for
their own requirements.
UK
50
100
Thorlabs
Aus
AES
7. TECHNICAL INFORMATION
7.1 Product specification
Sensing technology
Optical Refraction Technology (ORT)
Light-Scatter Photometer (OPC)
Particulate measurement
Target RCS identification range 1µm – 10µm
Max. typical dust loading*
150mg/m³
Continuous range
25mg/m³
Displayed data
RCS mg/m³
Total particles/litre
Resolution
1,000th of a mg
Averaging period
15 minutes, 1 hour, 4 hours, 8 hours and 12 hours (rolling avg.)
Sampling interval
1
– 60 seconds
Particle count
>600 particles/second
Total airflow rate
~1.5L/m (nominal)
Typical RCS accuracy
+/- 25%
*The instrument can define particulate measurement peak trends up to the quantity specified.
Note:
Sustained exposure to dust quantities above 25 mg/m³ will be logged; however, it may affect
the operating life of the Air XS sensor.
Particulate sensing parameters
