USER MANUAL NOVAplus
MRU GmbH, D-74172 Neckarsulm 49 / 95
7.6. Specific measurement applications
30 sec. average value calculation according 1. BImSchV_2010
This function is available if you have received your unit with German
configuration.
► Press F3 in the measuring window.
The average value calculation is started.
In the right bottom corner of the display the countdown from 30
to 0 will be displayed
Once the countdown is completed the measurement will stop au-
tomatically.
The per 30 seconds determined Loss Values will be market in the
measurement print out
The countdown can be stopped at any time using the F1 button (the
measurement will be stopped as well).
Annular-gap measurement program
This program is used to find leaks in the double walled exhaust duct of
condensing boilers. It is done by measuring the O
2
value in the combus-
tion air.
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