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6 Set up the sensor with the display and adjustment module
WIKA Operating Instructions - Differential pressure transmitter DPT-20
3. Set the requested percentage value (e.g. 10 %) with
[+]
and save
with
[OK]
. The cursor jumps now to the pressure value.
4. Enter the pressure value corresponding to the min. level (e.g.
0 mbar).
5. Save settings with
[OK]
and move with
[ESC]
and
[->]
to the max.
adjustment.
The min. adjustment is finished.
For an adjustment with filling, simply enter the actual measured value
indicated at the bottom of the display.
Proceed as follows:
1. Select with
[->]
the menu item Max. adjustment and confirm with
[OK]
.
2. Edit the percentage value with
[OK]
and set the cursor to the
requested position with
[->]
.
3. Set the requested percentage value (e.g. 90 %) with
[+]
and save
with
[OK]
. The cursor jumps now to the pressure value.
4. Enter the pressure value for the full vessel (e.g. 900 mbar) cor
-
responding to the percentage value.
5. Save settings with
[OK]
The max. adjustment is finished.
For an adjustment with filling, simply enter the actual measured value
indicated at the bottom of the display.
Proceed as follows:
1. Select the menu item "
Setup
" with
[->]
and confirm with
[OK]
.
Now select with
[->]
the menu item "
Min. adjustment
" and con-
firm with
[OK]
.
2. Edit the mbar value with
[OK]
and set the cursor to the requested
position with
[->]
.
3. Set the requested mbar value with
[+]
and store with
[OK]
.
4. Change with
[ESC]
and
[->]
to the span adjustment
With flow in two directions (bidirectional) a negative differential pres
-
sure is also possible. The maximum negative pressure must then be
entered for the min. adjustment. For linearization, select "
bidirec-
tional
" or "
bidirectional-extracted by root
" accordingly, see menu item
"
Linerarization
".
The min. adjustment is finished.
Max. adjustment - Level
Min. adjustment flow
