Vaisala HUMICAP HMP41, User Manual

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HMI41 AND PROBES
Operating Manual
M210316EN-A
6
4.65 V, the indicator turns itself off to prevent erroneous measurements and
readings. Should this happen, replace the batteries.
4.2 Measurement readings on display
Relative humidity and temperature readings appear automatically after the
battery charge indication:
RH
T
°C
%
If MODE is pressed, dewpoint temperature (Td) reading is displayed:
T
Td
°C
°C
When MODE is pressed again, one of the following is displayed or the HMI41
returns to showing the RH and T readings according to what has been chosen
for the measurement quantities (see Chapter 8.4):
abs
g/m
T
°C
Temperature and absolute humidity
T
°C
°C
Temperature and wet bulb temperature ; the
arrow in the lower righthand corner indicates that
wet bulb temperature has been chosen
T
°C
Temperature and mixing ratio ; the arrow in the
lower righthand corner indicates that mixing ratio
has been chosen (the unit is g/kg or gr/lb).