Vaisala HMP4 - Table 34 HMP7 Compliance; Table 35 HMP7 Mechanical Specifications

Output parameter name and unit
Absolute humidity at NTP (g/m
3
)
Relative humidity (dew/frost) (%RH)
Dew point temperature (°C) Temperature (°C)
Dew/frost point temperature (°C) Water concentration (ppm
v
)
Dew/frost point temperature at 1 atm (°C) Water concentration (wet basis) (vol‑%)
Dew point temperature at 1 atm (°C) Water mass fraction (ppm
w
)
Dew point temperature dierence (°C) Water vapor pressure (hPa)
Enthalpy (kJ/kg) Water vapor saturation pressure (hPa)
Mixing ratio (g/kg) Wet-bulb temperature (°C)
Table 34 HMP7 compliance
Property Value/Description
EU directives EMC Directive (2014/30/EU)
RoHS Directive (2011/65/EU)
EMC compatibility EN 61326‑1, industrial environment
Compliance marks CE, China RoHS, RCM, WEEE
Table 35 HMP7 mechanical specifications
Property Description/Value
Connector M12 5-pin A-coded male
Weight 310 g (10.9 oz)
Materials
Probe AISI 316L
Probe body AISI 316L
Cable jacket FEP
HMP Series with MMP8 and TMP1 User Guide M212022EN-F
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