Instruction manual
Operation  Fyrite
 INSIGHT
 Plus Manual 
66  0024-9487 Rev 2 
4.4. The RUN Screen 
The Fyrite
 INSIGHT
 Plus test data  is located in the Run screen. By pressing 
the  RUN/HOLD  button, you should hear the pump running and see the word 
RUN at the upper-left hand corner of the display. The instrument is 
continuously measuring and calculating the data that is shown in the Run 
screen. 
Press the RUN/HOLD  button again. The pump should stop running and the 
word HOLD should be shown at the upper-left hand corner of the display. The 
instrument now shows the last measured and calculated data taken before the 
instrument was placed in HOLD. 
Use the UP (
) and DOWN (
) arrow buttons to scroll through the complete 
list of measured and calculated values when the instrument is running or in the 
HOLD mode. 
Combustion Test Parameters  NA  Siegert 
Oxygen  O₂  O₂ 
Carbon Monoxide  CO  CO 
Excess Air  EA  Lambda 
Efficiency Using Higher Heating Value  Eff  Eff 
Carbon Dioxide  CO₂  CO₂ 
Setting for Maximum Carbon Dioxide in Flue Gas    CO₂ Max 
Stack Temperature  T-STK  T-STK 
Ambient Air Temperature  T-AIR  T-AIR 
Stack Loss    qA 
Efficiency Using Lower Heating Value    Eta 
Carbon Monoxide/Carbon Dioxide Ratio    CO/CO₂ 
CO content referenced to an Oxygen percentage n  CO(n)  CO(n) 
Average of 3 Manually Entered Smoke Numbers    AVG SMOKE 
Presence of Oil Derivatives (Manually Entered)    OIL DERIVE 
Boiler Temperature (Manually Entered)    BOILER TEMP 










