4-50
1010GCNFM-3C
Section 4
4.8.1 SELECT DATA
The [Select Data] option list allows you to select a data function for the on-screen stripchart display. The
stripchart provides a data plot using the selected data units and time base. All data items except Valc and
Vtrb use the span settings from the [Data Span/Set/Cal] menu. The following Data Items are available for
the Stripchart Display:
z Vfo ........................... Spanned flow *default
z Vfo2 ......................... Spanned flow (additional)
z Vfab ......................... Spanned unsigned flow magnitude
z BSG .......................... Specific Gravity of gas (mwgas/mwair)
z Visc .......................... Kinematic viscosity in centistoke units
z Temp ........................ Temperature
z Vs ............................ Sonic Velocity
z Valc.......................... Signal Amplitude
z Vtrb .......................... Turbulence
z Vsg .......................... Spanned Specific Gravity at operating conditions
To select a data item for the stripchart:
1. Press the <Right Arrow> to access the [Select Data] option list.
2. Move the cursor to the desired item.
3. Press <ENT> to store your selection.
4.8.2 DATA DISPLAY
The [Data Display] option list allows you to select a format for the stripchart plot. It offers the choice of
displaying data either in the current data rate units or as a percent of span defined in the [Data Span/Set/
Cal] menu. [Data Rate Units] is the default selection.
To select a format for the data display:
1. Press the <Right Arrow> to access the [Data Display] option list.
2. Use the <Up or Down Arrow> to move the cursor to the required scale unit.
3. Press <ENT> to store your selection.
4.8.3 TIME BASE
The [Time Base] option list defines the stripchart x-axis display interval. The stripchart plots an average of
the readings obtained during the elapsed time between reports. The stripchart resolution is 1 data point
per pixel, of which there are approximately 100 on the short strip-chart plot and approximately 200 on
Siemens Dual Path FLOW1
Select Data Units or Percent Display
Stripchart Setup
Select Data Vfo
Data Display Data Rate Units
Time Base 1 second
Stripchart Clear Yes
Use this menu cell
to select an update
interval for the
stripchart.
Use this menu cell
to clear the current
stripchart.
Use this menu cell
to select a data
item to display on
the stripchart.
Use this menu cell
to select whether
the stripchart
shows data as
either a rate or a
percentage of
span.
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