Airthings Corentium Pro - Corentium Specifications

Corentium
specifications
Airthings product no
236
240
224
Sampling method
Passive radon diffusion chamber
Passive radon diffusion chamber
Passive radon diffusion chamber
Detection method
Alpha spectrometry
Alpha spectrometry
Alpha spectrometry
Dimensions
140 x 140 x 30 mm
120 x 69 x 25.5 mm
120 x 69 x 25.5 mm
Weight (incl. batteries)
323 grams
130 grams
130 grams
Power Supply
3 AA alkaline batteries (LR06)
3 AAA alkaline batteries (LR03)
3 AAA alkaline batteries (LR03)
Battery life-time
~ 2 years
~ 2 years
~ 2 years
Internal memory storage capacity
5 years at 1h time resolution
10 years at 1h time resolution
Hardware
Display
√ via app
√
√
Battery powered
√
√
√
Hourly reading
√
√
Memory storage
√
√
Sensors
Radon
√
√
√
Temperature
√
√
Humidity
√
√
Pressure
√
√
Tilt and Accelerator
√
√
Software
iOS app
√
Android app
√
Customizable report
√
√
CRA Readout Software
√
√
Web report
√
Connectivity
USB
√
√
Wireless
√
Measurement uncertainty (stat.)
After 1 day
Std dev < 7% +5 Bq/m
3
After 7 days
Std dev < 5% +2 Bq/m
3
Std dev < 12% at 50 - 350 Bq/m
3
Std dev < 20% at 100 Bq/m
3
Std dev <8% at >350 Bq/m
3
After 1 month
Std dev < 9% at 90 - 220 Bq/m
3
Std dev < 10% at 100 Bq/m
3
Std dev < 6% at >220 Bq/m
3
Measurement range
Instrument
0 – 100000 Bq/m
3
0 – 50000 Bq/m
3
Lower detection limit
0 Bq/m
3
Upper display limit
100000 Bq/m
3
(via app)
9999 Bq/m
3
9999 Bq/m
3
Diffusion time constant
25 minutes
25 minutes
25 minutes
Operation environment
Temperature
4°C to 40°C
4°C to 40°C
4°C to 40°C
Humidity
<85% RH
<85% RH
<85% RH
Temperature sensor
Range
4 °C to 40 °C
4 °C to 40 °C
Resolution
0.336 °C
0.336 °C
Accuracy
±0.5 °C (typical) ±1 °C (max)
±0.5 °C (typical) ±1 °C (max)
Humidity sensor
Range (non-condensing)
5 %RH to 85 %RH
5 %RH to 85 %RH
Resolution
0.5 %RH
0.5 %RH
Accuracy (in range 20-80 %RH)
±4.5 %
±4.5 %
Barometric pressure sensor
Range
50.0 kPa to 115.0 kPa
50.0 kPa to 115.0 kPa
Resolution
0.06 kPa
0.06 kPa
Accuracy
±1 kPa
±1 kPa