HD50
- 40 -
V1.4
Relative humidity
Sensor Capacitive
Measuring range
0…100 %RH
Resolution (of the instrument)
0.1 %
Accuracy @
T=15…35
°C
@ T=remaining range
±
1.8 %RH (0..85 %RH) /
±
2.5 %RH (85..100 %RH)
±
(2 + 1.5% of the measure)%
Sensor operating temperature
-20…+80 °C (standard)
-40…+150 °C (with HP3517
E
… probe)
Response time
T
90
< 20 s (air speed = 2 m/s, without filter)
Temperature drift
±2% over the whole operating temperature range
Stability 1%/year
Atmospheric pressure
Sensor Piezoresistive
Measuring range
300…1100 hPa
Resolution (of the instrument)
0.1 hPa
Accuracy
± 0.5 hPa (800...1100 hPa) @ T=25°C
± 1 hPa (300...1100 hPa) @ T=0...50°C
Stability 1
hPa/year
Temperature drift
±3 hPa between -20…+60 °C
Available units of measurement
hPa (= mbar), mmHg, inchHg, mmH
2
O, inchH
2
O, atm
Carbon dioxide (CO
2
)
Sensor Non-Dispersive
Infrared
(NDIR)
Measuring range
B
: 0…5,000 ppm
B2
: 0…10,000 ppm
Resolution (of the instrument)
1 ppm
Accuracy
B
:
±
(50 ppm + 3% of the measure) @ 25 °C/1013 hPa
B2
:
±
(100 ppm
+
5% of the measure)
@
25 °C/1013 hPa
Operating conditions
-20…60 °C / 0…95%RH non-condensing
850…1100 hPa
Response time
T
90
< 120 s (air speed = 2 m/s)
Stability
5% of the measure/5 years
Temperature drift
1 ppm/°C @ -20…45 °C
Illuminance
Sensor Photodiode
Measuring range
I
: 0…20,000 lux
I2
: 0…200,000 lux
Resolution (of the instrument)
I
: 1 lux (0…2,000 lux), 10 lux (>2,000 lux)
I2
: 10 lux (0…20,000 lux), 100 lux (>20,000 lux)
Spectral range
In accordance with standard photopic curve V(
λ
)
α
(temperature coefficient) f
6
(T) <0.05%
K
Calibration uncertainty
<4%
f'
1
(accordance with photopic response
V(
λ
))
<6%
f
2
(response as cosine law)
<3%
Summary of Contents for HD50 14b7P TC
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