Emerson Process Management ControlWave XFC - Manual (Page 122)

F-20 / Appendix F CI-ControlWave XFC
Accumulated Volume, Accumulated Energy, Avg. Static Pressure, Avg. Temperature, Avg.
Diff. Pressure, Avg. Specific Gravity, Avg. Heating Value and Flow Time ‘Read Only’ fields
are provided for the Previous Hour and Previous Day:
The following five fields accommodate user changes:
Meter ID – a string signal identifying the meter run (default is ‘Run n,’) (n = the Run #).
Contract Hour – The user enters the Contract Hour for the start of the current day here.
Current Heating Value (Units) – The user may select the Heating Value units from a
drop down menu; default units are BTU/Ft
3 .
Flow Rate (Units) – The user may select the Flow Rate units from a drop down menu;
default units are Ft
3 /Hour.
Energy Rate (x1000000) – The user may select the Energy Rate - Energy Units from a
drop down menu; default units are BTU. The user may select the Energy Rate - Rate Units
from a drop down menu; default units are HOUR.
Reset Meter Run’s Measurement Type - This button (bottom of menu) allows the user
to reset the meter run’s measurement type (if a mistake has occurred during configuration).
F.6.1.2 AGA7 Frequency Meter
If the meter is configured as a Linear Meter, following Read Only items are displayed:
Active Flow Calculation – Always AGA7
Corrected Flow Rate – Instantaneous Value
Uncorrected Flow Rate – Instantaneous Value
Current Heating Value – Instantaneous Value
Energy Value – Instantaneous Value
The following information is displayed for the Current Hour and Current Day:
Corrected Volume
Uncorrected Volume
Accumulated Energy
The following information is displayed for the Previous Hour and Previous Day:
Corrected Volume
Uncorrected Volume
Accumulated Energy
Average Static Pressure
Average Temperature
Average Specific Gravity
Average Heating Value
Flow Time
There are five fields that allow the user to make changes:
Meter ID – a string signal identifying the meter run (default is ‘Run n,’) (n = the Run #).