Emerson Daniel 3410 Series Operation Manual page 127

Operations manual
DAN-20057316
7.1.3 Gas SOS calculator
The SOS Calculator dialog box allows you to calculate a Speed of Sound (SOS) for a given
gas composition and operating conditions.
Figure 7-6: Gas SOS Calculator
The SOS calculations are selectable as either AGA-10 (AGA Report No. 10 - May 2003) or
GERG-2008 (AGA-8 Part 2, 2017). You do not need to be connected to a meter to use this
utility. The units for the values displayed are defined in the File > Program Settings dialog.
Calculate SOS for the gas composition
Procedure
1. Enter the gas composition as percentages into the Gas composition inputs table.
Model 3418 GUSM
If you are connected to a Daniel Gas Ultrasonic meter running AGA8 Detailed
Method, the "In Use" gas composition is read from the meter and displayed in Gas
composition inputs. It also indicates if the values are Fixed or Live from a GC, and if
Live from a GC, the GC Start Cycle Time of the composition will be displayed.
Commands
January 2019
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