7-7
1010PFM-3G
Section 7
Press the <Down Arrow> from High Limit to advance to the Low Limit cursor control.
The <+> and <-> keys are active in this position. Refer to the “Available Adjustments To Spectra
Graph” table found in paragraph 7.12.
Press the <Down Arrow> from Low Limit to advance to the Carrier FX control. The <+> and the <->
keys are active in this position.
Press the <Down Arrow> from Carrier FX to advance to the Diagnostic Data Display. The <+> and the
<-> keys are active in this position.
To exit the Spectra Graph, press the <Menu> key.
To display the Digital Flow Display, press the <Menu> key from any Installation Menu location.
7.12 AVAILABLE ADJUSTMENTS TO SPECTRA GRAPH
The table below describes the available adjustments that can be made to the Spectra Graph.
ADJUSTMENT FUNCTION NOTE
Noise Level Set
Noise Filter
Set to approximately one quarter the Peak
FFT value for typical flow conditions.
High Limit
Low Pass Filter Setting
Set to two times the maximum flow rate.
Low Limit
High Pass Filter
Set to one half minimum flow if noise is
present. In most cases, leave at zero.
Carrier Fx
Transmit Frequency
Code
Adjust only under guidance of technical sup-
port staff.
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