GE General Electric Oxygen Equipment PT878 Benutzerhandbuch
Chapter 8. Servicing the PT878
Transport® Model PT878 Portable Liquid Flowmeter User’s Manual
171
8.5 Programming the Thickness Gauge (cont.)
Figure 115: Thickness Gauge Programming Window
1.
Press the [
T
] arrow key to enter the window.
2.
The first prompt asks for the low signal threshold. If the signal strength
falls below this value, a “Low Signal” message appears on the screen.
To change this value:
falls below this value, a “Low Signal” message appears on the screen.
To change this value:
a.
Press
[ENTER]
to open the text box.
b.
Use the numeric keys to enter the desired value.
c.
Press
[ENTER]
to confirm your entry.
3.
The next value, transducer delay, represents the time the ultrasonic
signal takes to travel from the meter to the pipe material surface. To
change this value:
signal takes to travel from the meter to the pipe material surface. To
change this value:
a.
Press
[ENTER]
to open the text box.
b.
Use the numeric keys to enter the desired value.
c.
Press
[ENTER]
to confirm your entry.
Thickness Gauge Setup
Cancel
OK
Low Signal Thresh
0 %
Transducer Delay
0
Signal Inversion
Noise Threshold
On
Off
0
Detection Threshold
%
0 %
µs
Programming