GE PT878 Instrukcja Użytkownika Strona 58

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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
[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.
Figure 21: Energy Option Window
1. The first prompt asks if you want to disable or enable the Energy
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.
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
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