9.2.1 Configurable measuring quantities and ranges
The quantities and ranges for the four measuring channels can be configured from a
list of eight possible variants. (* factory default settings):
Designation
Quantity
Exponent Measuring
range
Units Resolution
1. * Temperature T, t
B-01
D t
-2
-20..+80.00 °C
0.01 K
2. * Rel. humidity RH, U
w
B-02
D Uw
-1
5... 98.0 %H
0.1 % rH
3. * Dewpoint DT, t
d
B-03
D td
-1
°C
0.1 K
4. Mixture MH, r mit LK
B-04
D r
-1
gk
0.1 g/kg
5. Abs. humidity AH, d
v
B-05
D dv
-1
gm
0.1 g/m
3
6. Vapor pressure VP, e
B-06
D e
-1
mb
0.1 mb
7. Enthalpy En, h mit LK
B-07
D h
-1
kJ
0.1 kJ/kg
8. Atm. pressure AP, p
B-08
D p
-1
300...1100.0 mb
0.1 mb
9. Atm. pressure CP, p
B-09
D Cp
0
mb
1 mb
The quantity, range, units (2 characters), and a comments text are programmed auto-
matically; these use the abbreviations listed in tables issued by the Deutscher Wetter-
dienst (German Meteorological Service) and the symbols more recently defined in
VDI/VDE 3514.
9.2.2 Technical data
Operative range
Temperature -20 to +80 , Humidity
℃
5 to 98 % RH
Measuring quantities and ranges
Temperature
-20 to +80
℃
Accuracy 5 to +60 typical ±0.2 K
℃
5 to +60 maximum ±0.4K
℃
-20 to +80 , maximum 0.7 K
℃
Reproducibility
typical ±0.1 K
Humidity 5.0 to 98.0 % RH
Accuracy 10 to 90 % RH maximum ±2.0 % RH at 23 °C ±5 K
5 to 98 % RH maximum ±4 % RH at 23 °C ±5 K
Hysteresis typical ±1 % RH
Atmospheric pressure (sensor)
300 to 1100 mbar
Accuracy ±2.5 mbar (700 to 1100 mbar) at 23 °C ±5 K
Atmospheric pressure (manual)
300 to 16000 mbar
Calculated quantities
see 9.2.1
Atmospheric pressure compensation 0 to 16000 mbar (programmable)
Refresh rate
1 second for all four channels
Connector colors
2 colors, light gray and dark gray, red lever
Standard baud rate
115.2 kbaud
Supply voltage
6 to 13 VDC
Current consumption
3 mA
Sleep mode on the device Possible (for extensions a 1-second delay is necessary)
The operating conditions are explained in 7.2.2, Figure 9-3.
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