LST400 | ULTRASONIC LEVEL TRANSMITTER | OI/LST400-EN REV. E
18
Graphic echo screen
Pressing
ENTER
twice while in run mode in order to get to the graphic echo screen
E
ft
2v
L299
E 0.4
D 39
G 50
P 15
49.0
1 Echo size in volts
2 Instant distance
3 Gain
4 Power
6 Echo
7
Threshold line
8
Indicates E when
echo found.
Indicates N when
there is too much
noise. Indicates
O when loss of
echo.
0
Loss timer: visible when no echo detected
5 Empty distance
9
1 The maximum returned echo size in volts e.g. 0.4V
2 Displayed instant distance from transducer to substance or
object being measured. e.g. 39 ft
3 The Gain needed to get the particular returned echo signal
4
power
5 Maximum distance or span. e.g. 49 ft
6 Graphical representation of the echo received by the
transducer.
7 Threshold line whereby any echoes below this line will not be
accepted.
8 Indication of good echo, noise, or loss of echo. E.g. E for
good echo, N for noise or O for loss of echo.
9 The maximum voltage scale of the graphic echo screen.
0 The echo loss timer started when no signal is present.
mA graph screen
Displays mA output over time.
4
20
t
mA Output Screen
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