Emerson Process Management 5300 manual Upper Reference Point Transmitter

Reference Manual

00809-0100-4530, Rev BA July 2009

Rosemount 5300 Series

USER DEFINED UPPER REFERENCE POINT

Figure C-1. The Upper Reference Point can be specified by using the Distance Offset parameter.

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:

Upper Reference Point	Transmitter
	Reference Point

Distance

Offset

Tank Height

Product Level

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].

FOUNDATION 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.

C-3