Accuracies of the calculated variables (not valid with HMT360 for Natural Gas) __________________
Vaisala _________________________________________________________________________ 57
Ball valve set (for HMP368
sensor head) DMP248BVS
pressure range at +20 °C 0...70 bar
Sampling cell HMP302SC
Serial interface cable for PC
connectors RJ45 - D9 female 25905ZZ
Rain shield HMT360SAR
Protection cover (for use in the presence
of combustible dust) 214101
HMK15 adapter fitting 211011
for 12 mm probes
Galvanic isolator (EU) 212483
Barrier (USA&Canada) 210664
ACCURACIES OF THE CALCULATED
VARIABLES (NOT VALID WITH HMT360 FOR
NATURAL GAS)
Accuracy of the calculated variables depend on the calibration accuracy of the
humidity and temperature sensors; here the accuracy are given for ±2
%RH and ±0.2 °C.
Accuracy of dewpoint temperature °C
Relative humidity
Temp.102030405060708090100
-40 1.86 1.03 0.76 0.63 0.55 0.50 0.46 0.43 — —
-20 2.18 1.19 0.88 0.72 0.62 0.56 0.51 0.48 — —
0 2.51 1.37 1.00 0.81 0.70 0.63 0.57 0.53 0.50 0.48
20 2.87 1.56 1.13 0.92 0.79 0.70 0.64 0.59 0.55 0.53
40 3.24 1.76 1.27 1.03 0.88 0.78 0.71 0.65 0.61 0.58
60 3.60 1.96 1.42 1.14 0.97 0.86 0.78 0.72 0.67 0.64
80 4.01 2.18 1.58 1.27 1.08 0.95 0.86 0.79 0.74 0.70
100 4.42 2.41 1.74 1.40 1.19 1.05 0.95 0.87 0.81 0.76
120 4.86 2.66 1.92 1.54 1.31 1.16 1.04 0.96 0.89 0.84
140 5.31 2.91 2.10 1.69 1.44 1.26 1.14 1.05 0.97 0.91
160 5.80 3.18 2.30 1.85 1.57 1.38 1.24 1.14 1.06 0.99
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