Measuring the dewpoint, Dewpoint measurement with dm500, Chapter 7 – Vaisala DM500 User Manual
Page 43
Chapter 7 _____________________________________________________ Measuring the Dewpoint
VAISALA _______________________________________________________________________ 41
CHAPTER 7
MEASURING THE DEWPOINT
This chapter provides instructions on how to conduct dewpoint
measurements with the DM500, and contains additional information
about the moisture phases.
Dewpoint Measurement with DM500
Do not assemble the instrument in a location where condensed water
dripping out of the system could cause a hazard, like above high-
voltage power supplies.
1.
After the installation procedures, turn the power on by pressing
the power
ON/OFF
button .
2.
Let the system warm up for at least 1 minute before starting the
measurements.
3.
When the device is ready for use, the following display appears:
Display before activating the
measurement mode
4.
Select the water or air cooling method. Press the soft key ►
Measu settings
, select by using arrow button
Cooling method
. Select
WATER
or
AIR
. See page 38, Selecting the cooling method.