May 2016
Reference Manual
00809-0100-4530, Rev DD
299
C.2
User defined upper reference point
An Upper Reference Point other than the standard Transmitter Reference Point can be
specified by setting the
Calibration Offset
Figure C-1. Specify Upper Reference Point Using Distance Offset Parameter
To set the desired upper reference point:
1.
Adjust the
Tank Height
to the distance from the tank bottom to the desired
Upper
Reference Point
.
2.
Add the distance between the
Upper Reference Point
and the
Transmitter
Reference Point
to the
Distance Offset
value that is stored in the transmitter
database.
With a Field Communicator the Distance Offset is available as HART
®
Fast Key
sequence [2, 3, 2, 4, 2].
F
OUNDATION
™
Fieldbus parameter:
TRANSDUCER 1100 > GEOM_OFFSET_DIST
The Distance Offset is also available in RRM:
a.
Click the
Tank
icon under Device Config/Setup in the RRM workspace.
b.
In the
Tank
window, select the
Geometry
tab.
c.
Click the
Advanced
button.
Tank Height
Product Level
Upper Reference Point
Transmitter
Reference Point
Distance
Offset
Содержание 5300 Series
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