GE CTF878, User & Service Manual

Page: 10 / 72

Diagnostics 1-3
February 2009
Signal Setup
The Signal Setup option enables you to set parameters that affect the
flowmeter’s signal processing and outputs:
•
Zero Cutoff
•
Velocity Averaging
•
Errors Allowed
To enter the option, scroll to the Signal Setup entry on the Service
Menu and press
[ENTER]
. The screen appears similar to Figure 1-3
below.
Figure 1-3: Signal Parameter Window
Setting Up Signal
Parameters
1.
Press the [
T
] arrow key to enter the window.
2.
The first prompt allows you to select or not select Reverse Flow.
a.
Press
[ENTER]
to select Reverse Flow, and press the [
T
] arrow
key to enter the next prompt, or
b.
Press
[ENTER]
again to deselect Reverse Flow, and press the
[
T
] arrow key to enter the next prompt.
AgcMgc CCorr Avg LP Filter
.5 Zero Cutoff m/s
OK Cancel
Velocity Averaging
Errors Allowed 2
None
Reverse Flow
Signal Setup
Signal