Environmental Meter PCE-AQD 50
Temperature
Measuring range 0 ... +50 ºC / 32 ... 122 ºF
Resolution 0.1 ºC
Accuracy ±0.15 ºC @ 0 ... 20 ºC / 32 ... 60 ºF
±0.1 ºC @ 20 ... 50 ºC / 68 ... 122 ºF

Ambient Humidity
Measuring range 0 ... 100 % RH
Resolution 0.1 % RH
Accuracy ±1.5 % RH @ 0 … 80 % RH
±2 % RH @ 80 … 100 % RH


Atmospheric Pressure
Measuring range 300 ... 2000 hPa
Resolution 0.1 hPa
Accuracy ±2 hPa @ 25 ºC / 77 ºF and 750 ... 1100 hPa
±4 hPa @ 0 ... +50 ºC / 32 ... 122 ºF and 300 ... 1200 hPa

CO2
Measuring range 0 ... 40000 ppm
Resolution 1 ppm
Accuracy ±(30 ppm + 3% of measured value)
@ 400 ... 10000 ppm @25 ºC / 77 ºF
±(6 ... 10 % of measured value)
@ 0 ... 400 ppm or 10000 ... 40000 ppm

Temperature Stability 2.5 ppm/ºC @ T = 0 ... 50 ºC / 32 ... 122 ºF, 400 ... 10000 ppm

Further Specifications
Display 2.7" E-Paper
Battery life* ca. 10 months for the measurement intervals:
Temperature: 60 minutes
Ambient humidity: 60 minutes
Atmospheric pressure: 60 minutes
CO2: 60 minutes
*further information on battery life can be found in the instructions

Storage capacity MicroSD card with 32 GB of storage for
a total of 1 trillion measuring points

Sampling intervals 30s, 1 min, 2 min, 10 min, 15 min, 30 min,
1 h, 2 h, 6 h, 12 h, 24 h

Power supply battery 7.4 V DC / 3400 mAh, Li-Ion battery
Power supply mains power adapter 12 V DC / 1.5 A
Protection class IP30
Operating conditions 0 ... +50 ºC / 32 ... 122 ºF
0 ... 100 % RH, non-condensing
Storage conditions -20 ... +60 ºC / -4 ... 140 ºF
0 ... 100 % RH, non-condensing