GE General Electric Oxygen Equipment PT878 用户手册
Chapter 8. Servicing the PT878
156
Transport® Model PT878 Portable Liquid Flowmeter User’s Manual
8.1 Entering the Service Menu
To enter the Service Menu, press the
[MENU]
key at the lower right of the
PT878 keypad. The Menu Bar replaces the Status Bar at the top of the
screen. Press the [
screen. Press the [
X
] arrow key four times to scroll from the Site Menu to
the Service Menu. At the Service Menu, press
[ENTER]
. The screen appears
similar to Figure 105 below. When programming, refer to Figure 142 on
page 225 of Appendix A, Menu Maps.
page 225 of Appendix A, Menu Maps.
Figure 105: Service Menu
To scroll to a particular option, press the [
T
] or [
S
] arrow keys until you
reach the option. Then press
[ENTER]
to open the option window.
When entering parameters in an option, press:
•
The [T] key to step through the available parameters.
•
The [S] key to scroll back to a previously entered parameter.
•
The
[F2]
key (Cancel) or the
[ESC]
key to exit an option at any time and
return to Operate Mode without changing the parameters.
Velocity, ft/s
Signal, dB
0.00
32
Delta-T, ns
0.10
0.0
Volume, l/s
E0: No Errors
Site Program Meter Logging
Service
Units
Reports
T-Gauge Display
Test
T-Gauge Setup
Calibrate
Calibrate
Diagnostics
Signal Setup
Error Limits
Test
Signal Setup
Error Limits
Test
X
Factory Defaults
Flash Update
Flash Update