User's Guide ______________________________________________________________________
74 __________________________________________________________________ M210297EN-E
Accuracy of Wet Bulb Temperature °C
Relative
humidity
Temp.
10
20 30 40 50 60 70 80 90 100
-40
0.20
0.20 0.20 0.20 0.20 0.20 0.20 0.20
—
—
-20
0.21
0.21 0.22 0.22 0.22 0.22 0.23 0.23
—
—
0
0.27
0.28 0.28 0.29 0.29 0.29 0.30 0.30 0.31 0.31
20
0.45
0.45 0.45 0.44 0.44 0.44 0.43 0.43 0.42 0.42
40
0.84
0.77 0.72 0.67 0.64 0.61 0.58 0.56 0.54 0.52
60
1.45
1.20 1.03 0.91 0.83 0.76 0.71 0.67 0.63 0.60
80
2.23
1.64 1.32 1.13 0.99 0.89 0.82 0.76 0.72 0.68
100
3.06
2.04 1.58 1.31 1.14 1.01 0.92 0.85 0.80 0.75
120
3.85
2.40 1.81 1.48 1.28 1.13 1.03 0.95 0.88 0.83
140
4.57
2.73 2.03 1.65 1.41 1.25 1.13 1.04 0.97 0.91
160
5.25
3.06 2.25 1.82 1.55 1.37 1.24 1.13 1.05 0.99
Accuracy of Absolute Humidity g/m³
Relative
humidity
Temp.
10
20 30 40 50 60 70 80 90 100
-40
0.004
0.004 0.005 0.005 0.005 0.006 0.006 0.006
—
—
-20
0.023
0.025 0.027 0.029 0.031 0.032 0.034 0.036
—
—
0
0.10
0.11 0.12 0.13 0.13 0.14 0.15 0.15 0.16 0.17
20
0.37
0.39 0.41 0.43 0.45 0.47 0.49 0.51 0.53 0.55
40
1.08
1.13 1.18 1.24 1.29 1.34 1.39 1.44 1.49 1.54
60
2.73
2.84 2.95 3.07 3.18 3.29 3.40 3.52 3.63 3.74
80
6.08
6.30 6.51 6.73 6.95 7.17 7.39 7.61 7.83 8.05
100
12.2
12.6 13.0 13.4 13.8 14.2 14.6 15.0 15.3 15.7
120
22.6
23.3 23.9 24.6 25.2 25.8 26.5 27.1 27.8 28.4
140
39.1
40.0 41.0 42.0 43.0 44.0 45.0 45.9 46.9 47.9
160
63.5
64.9 66.4 67.8 69.2 70.7 72.1 73.5 74.9 76.4
General
Humidity sensor
HUMICAP
®
180R
HUMICAP
®
180RC
Temperature sensor
Pt100 IEC751 1/3 class B
Operating temperature range for electronics
-40 ... +60 °C, -40 ... +140 °F
Standard sensor protection
HMP75
Plastic
grid
HMP76
Sintered bronze filter
HMP77
Grid with SS netting
Housing classification
IP65 (NEMA 4)