Vaisala HMP3 - Figure 41 a W Measurement Accuracy; Table 31 Operating Environment; Table 32 Inputs and Outputs

Property Description/value
Accuracy at +20 °C (+68 °F) ±0.2 °C (0.36 °F)
1) At +20 °C (+68 °F) in still oil.
2) In range 0 … 0.5 a
w
, including non-linearity, hysteresis, and repeatability. See accuracy graph
below.
0
0
0.1
±0.01
0.2
±0.02
0.3
±0.03
0.4 0.5 0.6 0.7 0.8
0.9
1.0
±0.04
a
w
reading accuracy
a
w
reference
T = 0 … +80 °C
T = −40 … 0 °C, +80 ... +180 °C
Figure 41 A
w
measurement accuracy
Table 31 Operating environment
Property Description/value
Operating temperature of probe head −40 … +180 °C (−40 … +356 °F)
Operating temperature of probe body −40 … +80 °C (−40 … +176 °F)
Storage temperature range −40 … +80 °C (−40 … +176 °F)
Operating pressure range 0 … 40 bar (0 … 580 psia)
Installation pressure Up to 10 bar (145 psia)
IP rating of probe body IP66
EMC compliance EN61326-1, Industrial environment
Ball valve
Operating temperature Up to +120 °C (+248 °F)
Operating pressure Up to 40 bar (0 … 580 psia)
Table 32 Inputs and outputs
Property Description/value
Operating voltage 15 … 30 VDC
Current consumption 10 mA typical
Digital output RS-485, non-isolated
HMP3, HMP4, HMP5, HMP7, HMP8, HMP9, MMP8, TMP1 User Guide M212022EN-D
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