Flexim FLUXUS F502BT, Operating Instruction

Page: 130 / 162

18 Settings
18.2 Measurement settings
FLUXUS F502TE
2020-05-29, UMFLUXUS_F502TEV1-5EN
130
18.1.9 Settings relating the fluid pressure
It is possible to set whether the absolute or the relative pressure is to be used:
• Select on or off .
• Press ENTER.
If
on is selected, the absolute pressure p
a
will be displayed/input/transmitted.
If off is selected, the relative pressure p
g
will be displayed/input/transmitted.
p
g
= p
a
- 1.01 bar
The pressure and its unit of measurement will, e.g., be displayed in the program branch Parameter . It is followed by the
selected pressure, indicated in parentheses:
a – absolute pressure
g – relative pressure
18.2 Measurement settings
• Select the menu item Special Funct.\SYSTEM settings\Measuring .
• Press ENTER.
• Select
yes
if the measured sound speed is to be compared to the theoretical or expected value.
• Press ENTER.
The difference
δ c = c
mea
- c
stored
between the two sound speeds will be displayed in the lower line during the measure -
ment. c
stored
is the sound speed of the reference fluid stored in the database.
• Press during the measurement to scroll to the display of δ c.
• Select a list item:
– off : profile correction 1.0
– on : profile correction 2.0 at ideal inflow conditions (default)
– With disturbance : profile correction 2.0 at non ideal inflow conditions
• Press ENTER.
• Select normal to display and transmit the profile corrected flow values or uncorr. to display and output the flow values
without flow profile correction.
• Press ENTER.
For further information see section 16.5.
Special Funct.\...\Dialogs/Menus\Pressure absolut
Special Funct.\SYSTEM settings\Measuring
Notice!
The settings will be stored at the end of the dialog. If the menu item is quit by pressing BRK, the changes will not be
stored.
Special Funct.\...\Measuring\Compare c-fluid
Special Funct.\...\Measuring\ProfileCorr 2.0
Special Funct.\...\Measuring\Flow Velocity
Fluid pressure
1.00 bar(a)