7 Block BASIC FUNCTION
Device Functions Proline Promag 55 FOUNDATION Fieldbus
48
Hauser
7.2.3
Function group ADJUSTMENT
BASIC FUNCTION
G
⇒
FOUNDATION FIELDBUS GGA
⇓
PROCESS PARAMETER
GIA
⇒
CONFIGURATION
640
⇓
EPD PARAMETER
642
⇓
ADJUSTMENT
648
Function description
BASIC FUNCTION
→
PROCESS PARAMETER
→
ADJUSTMENT
EPD ADJUSTMENT
(6481)
Use this function to activate the EPD adjustment for an empty or full measuring tube.
!
Note!
A detailed description of the empty pipe detection function can be found on Page 46.
Options:
OFF
FULL PIPE ADJUST
EMPTY PIPE ADJUST
Factory setting:
OFF
Procedure for EPD empty pipe / full pipe adjustment
1.
Empty the piping. In case of an EPD adjustment, the wall of the measuring tube
should be wetted with fluid.
2.
Start empty pipe adjustment: Select "EMPTY PIPE ADJUST" and press
F
to confirm.
3.
After empty pipe adjustment, fill the piping with fluid.
4.
Start full pipe adjustment: Select "FULL PIPE ADJUST" and press
F
to confirm.
5.
Having completed the adjustment, select the setting "OFF" and exit the function by
pressing
F
.
6.
Now select the EMPTY PIPE DET. function (see Page 46). Switch on the empty pipe
detection by selecting ON STANDARD and press
F
to confirm.
"
Caution!
The adjustment coefficients must be valid before you can activate the EPD function. If
adjustment is incorrect the following messages might appear on the display:
– FULL = EMPTY
The adjustment values for empty pipe and full pipe are identical. In such instances,
empty pipe adjustment/full pipe adjustment must be carried out again.
– ADJUSTMENT NOT OK
Adjustment is not possible because the fluid’s conductivity is out of range.