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Note
ProLink II and ProLink III provide a guided method that you can use to calculate the standard density
of your gas, if you do not know it.
4.3.3 Configure Gas Standard Volume Flow Measurement Unit
Display OFF-LINE MAINT > OFF-LINE CONFG > UNITS > VOL
ProLink II ProLink > Configuration > Flow > Std Gas Vol Flow Units
Field Communicator Configure > Manual Setup > Measurements > Gas Standard Volume > Gas Vol Flow Unit
Overview
Gas Standard Volume Flow Measurement Unit specifies the unit of measure that will be displayed
for the gas standard volume flow rate. The measurement unit used for the gas standard
volume total and the gas standard volume inventory is derived from this unit.
Prerequisites
Before you configure Gas Standard Volume Flow Measurement Unit, be sure that Volume Flow Type
is set to Gas Standard Volume.
Procedure
Set Gas Standard Volume Flow Measurement Unit to the unit you want to use.
The default setting for Gas Standard Volume Flow Measurement Unit is SCFM (Standard Cubic
Feet per Minute).
Tip
If the measurement unit you want to use is not available, you can define a special measurement unit.
Options for Gas Standard Volume Flow Measurement Unit
The transmitter provides a standard set of measurement units for Gas Standard Volume Flow
Measurement Unit, plus one user-defined special measurement unit. Different
communications tools may use different labels for the units.
Options for Gas Standard Volume Measurement UnitTable 4-3:
Unit description
Label
Display ProLink II ProLink III Field Communica-
tor
Normal cubic meters per sec-
ond
NM3/S Nm3/sec Nm3/sec Nm3/sec
Normal cubic meters per mi-
nute
NM3/MN Nm3/min Nm3/sec Nm3/min
Configure process measurement
Configuration and Use Manual 33