5. Allow the readings to stabilize. Multiple combustion analysis displays are
available to provide the various test results. Use the Scroll/Enter Key to move
through the various combustion displays.
•
Combustion Display 1 (Default Start Up Display)
• Displays Oxygen (O2) reading in percent (%)
• Displays Carbon Monoxide (CO) reading in parts per million
(ppm)
• Pressing the Down Arrow Key will toggle between Gross &
Net Efficiency
(Note: Gross Efficiency is used in the USA.
Refer to Appendix G, Note 4 for additional information)
• Pressing the UP Arrow Key will toggle between available fuels
(see page 8)
Pressing the Scroll Enter key changes the display:
•
Combustion Display 2
• Displays Oxygen (O2) reading in percentage (%)
• Displays Carbon Dioxide (CO2) calculation in percentage
(%)
• Displays calculated CO/CO2 (Ratio) figure. The 717 calcu-
lates this number by first converting the CO2 measurement
from percentage to ppm. The formula for this conversion is:
CO2ppm=(CO2%*10,000). This ratio is not used in any other
calculations. 10,000ppm = 1%
Pressing the Scroll Enter key changes the display:
•
Combustion Display 3
• Displays Temperature reading on input T1
• Displays Carbon Monoxide (CO) reading in parts per million
(ppm)
• Displays Combustion Efficiency (Eff.) in percentage (%)
• Pressing the Down Arrow Key will toggle between Gross &
Net Efficiency
(Note: Gross Efficiency is used in the USA.
Refer to Appendix G, Note 4 for additional information)
Pressing the Scroll Enter key changes the display: (Next Page)
17
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