Emerson Process Management ROSEMOUNT 5300 - Manual (Page 251)

Reference Manual
00809-0100-4530, Rev BA
July 2009
C-3
Rosemount 5300 Series
USER DEFINED UPPER
REFERENCE POINT An Upper Reference Point other than the standard Transmitter Reference
Point can be specified by setting the Calibration Offset parameter as
illustrated in Figure C-1:
Figure C-1. The Upper
Reference Point can be
specified by using the 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 375 Handheld 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