Emerson Rosemount 5900S Series, Reference Manual

Page: 128 / 298

Choose correction method
There are several options available depending on gas mixture in the tank.
Procedure
1. In the LPG Setup window click the Correction button to open the LPG Correction
window:
2. Choose one of the following correction methods:
Option Description
Air Correction, LPG
correction disabled This method should only be used when there is no vapor in
the tank, i.e. when the tank is empty and contains air only.
It is used in the initial step when calibrating the Rosemount
5900S.
One known gas This method may be used when there is only one gas type
in the tank. It provides the highest accuracy among the
different correction methods. Note that even small
amounts of another gas reduces the accuracy.
One or more
unknown gases Use this method for hydrocarbons, for example Propane/
Buthane, when the exact mixture is not known.
Two gases with
unknown mixratio This method is suitable for a mixture of two gases even if
the mixratio is not known.
One or more known
gases with known
mixratio This method may be used when there is a well known
mixture of up to 4 products in the tank.
Now the Rosemount 5900S level gauge is ready to measure the product level when
the tank is put into operation.
Configuration Reference Manual
September 2019 00809-0100-5900
128 Reference Manual