Endress+Hauser prosonic flow 92 Operating Instructions Manual page 91

Prosonic Flow 92
Endress+Hauser
System
The function group "SIGNAL CHECK" provides additional information to support the diagnostic of appli-
cation and measurement units in the event of error.
The upper section of the screen contains a display field which indicate the current measured sound
velocity of the liquid.
The graphic screen display in the centre of the screen shows the shape of the ultrasonic signal received.
In addition to the graphic display of the signal wave, the current signal amplitude at the cursor position is
also displayed.
Format:
+/- xxxxx
Sensor Sig This function is used to display and select the source of the signal (sensor).
The selection is made by pressing the
Option:
SENSOR UP – SENSOR DOWN
SENSOR UP
Upstream sensor signal
SENSOR DOWN
Downstream sensor signal
Factory setting:
SENSOR UP
Time/Div Field for displaying and selecting the time resolution (horizontal axis) of the
graphic screen display. The resolution is selected by pressing the
keys.
Options:
10 (max. resolution) – 20 – 40 – 80 – 160 (min. resolution)
Factory setting:
160
Data/Div Field for displaying and selecting the vertical resolution (vertical axis) of the
graphic screen display. The resolution (factor of magnification) is selected by
pressing the
Options:
10 (max. resolution) – 100 – 1000 – 5000 – 10000 (min. resolution)
Factory setting:
5000
Cursor Field for displaying and selecting the current cursor position on the graphic
screen display. The selection is made by pressing the
The number shown on the display to the right of "Curs. Pos." indicates the
number of the data point at the display. Moving the cursor allows you to dis-
play the signal amplitude in the lower section of the graphic screen.
See also the description of the "Graphic Screen" in the function group "SIG-
NAL CHECK".
Factory setting:
96
11 Description of device functions
Signal Check
U
and
U T
and keys.
T
keys.
U T
and
U T
and keys.
91