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Product information Wireless data loggers
Atmospheric pressure
Sensor
Measuring range
Resolution (of the instrument)
Accuracy
Stability
Temperature drift
Differential pressure
Sensor
Measuring range
Resolution (of the instrument)
Accuracy
Connection
Carbon monoxide (CO)
Sensor
Measuring range
Resolution (of the instrument)
Accuracy
Working temperature
Response time
Stability
Sensor life
Carbon dioxide (CO2) – HD35ED... models for indoor
Sensor
Measuring range
Resolution (of the instrument)
Accuracy
Operating conditions
Response time
Stability
Non-linearity
Carbon dioxide (CO2) – HD35EDW... models for outdoor
Sensor
Measuring range
Resolution (of the instrument)
Accuracy
Operating conditions
Response time
Stability
Temperature drift
40
Piezoresistive
300...1100 hPa
0.1 hPa
± 0.5 hPa (800...1100 hPa) @ T=25°C
± 1 hPa (300...1100 hPa) @ T=0...50°C
1 hPa/year
±3 hPa between -20...+60 °C
range 1...4: Piezoresistive
range 5: Thermal mass flow sensing element
Depending on the model:
range 1
range 2
±2.5 hPa
±10 hPa
0.001 hPa
0.005 hPa
range 1...4: ± 1% f.s.
range 5: ± 3% of reading, ± 0.1 Pa @ 0 Pa
over the entire compensated temperature range (0...50 °C)
Tube Ø 5 mm. In the model r5 it is recommended to use tubes with at least
5 mm internal diameter.
Electrochemical cell
0 ... 500 ppm
1 ppm
± (3 ppm + 3% of the measure)
-5...50 °C
T
< 50 s
90
5% of the measure/year
> 5 years under normal environmental conditions
Non-Dispersive Infrared (NDIR)
0...5,000 ppm
1 ppm
± (50 ppm + 3% of the measure) @ 25 °C and 1013 hPa
0...50 °C / 0...95%RH non-condensing / 950...1050 hPa
T
< 120 s (air speed = 2 m/s)
90
5% of the measure/5 years (with autocalibration enabled)
< 1% f.s.
Non-Dispersive Infrared (NDIR)
B: 0...5,000 ppm
B2: 0...10,000 ppm
1 ppm
B: ± (50 ppm + 3% of the measure) @ 25 °C and 1013 hPa
B2: ± (100 ppm + 5% of the measure) @ 25 °C and 1013 hPa
-20...60 °C / 0...95%RH non-condensing / 850...1100 hPa
T
< 120 s (air speed = 2 m/s)
90
5% of the measure/5 years
1 ppm/°C @ -20...45 °C
range 3
range 4
±100 hPa
±2000 hPa
0.05 hPa
1 hPa
range 5
±125 Pa
0.01 Pa
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