Settings, Pressure setting, Chapter 6 – Vaisala HM70 User Manual
Page 23
Chapter 6 __________________________________________________________________Settings
VAISALA _______________________________________________________________________ 21
CHAPTER 6
SETTINGS
Pressure Setting
When measuring in pressurized environments, the actual process
pressure value must be given to the HM70. The pressure can be given
in the following units:
hPa: Absolute pressure given in the unit of hPa.
barg
:
Gauge pressure given in the unit of bar. Indicates the pressure
difference between normal atmospheric pressure and the actual
process pressure.
bara
:
Absolute process pressure given in the unit of bar.
psia
:
Absolute pressure given in the unit of psi.
Follow the instructions below:
1.
Open the
MENU;
press
OPEN
2.
Select
ENVIRONMENT
with
and press
.
3.
Press
UNIT
to change the pressure unit. Default unit is hPa.
4.
Press
SET
to set the ambient pressure value.
5.
Set the pressure value by using buttons
.
Press
+/-
to
change the sign of the pressure value. Press
OK
to save the
value.
6.
Press
EXIT
to return to the basic display.