GE PT878 User Manual
Chapter 3. Programming Site Data
42
Transport® Model PT878 Portable Liquid Flowmeter User’s Manual
3.7 Entering the Energy Option Parameters
The Energy Option enables you to calculate the energy of a system based on
the temperature at a supply point, the temperature at a return point, and the
flow of fluid through the system. To enter the Energy Option, scroll to the
Energy entry on the Program Menu and press
the temperature at a supply point, the temperature at a return point, and the
flow of fluid through the system. To enter the Energy Option, scroll to the
Energy entry on the Program Menu and press
[ENTER]
. The screen appears
similar to Figure 21 below. To step through each parameter, press the [T]
key. While programming, refer to Figure 147 on page 231 of Appendix A,
Menu Maps.
key. While programming, refer to Figure 147 on page 231 of Appendix A,
Menu Maps.
Figure 21: Energy Option Window
1.
The first prompt asks if you want to disable or enable the Energy
Option.
Option.
a.
Use the [
W
] and [
X
] keys to scroll to the appropriate radio button.
b.
Press
[ENTER]
to confirm your selection.
Note:
If you select “Disabled,” you cannot select any other prompt in this
window.
window.
Energy Option
Inputs
Energy Options
OK
Cancel
l
Energy
Disabled
Enabled
System
Heating
Flow Measurement at
Supply
Return
Cooling
Calculation Method
Standard
Custom Cp
Custom Cp