Schiltknecht Messtechnik ManoAir100 Mode D'emploi page 24

ManoAir100
MEAN VALUE MEASUREMENT
B)
This is a useful feature for applications requiring longer averaging
time.
Setting of 20-secs averaging time (example) is as follows:
Press <Start/Stop> key.
Then immediately press <Rep> key.
Display shows seconds counting up.
Press <Start/Stop> key after 20 is reached.
Such temporary setting is deleted by switching the ManoAir100 off.
(Note that the averaging time will be reset at 6 secs.)
For extended averaging time, ManoAir100 provides a choice of four preset
periods of 7200, 5400, 3600 or 1800 seconds.
Setting is as follows:
With unit switched off, depress and hold <Rep> key, then switch on
while holding <Rep> key until display shows ID code followed by
7200.
Subsequent pressings of <Rep> key display other periods
5400 / 3600 / 1800 secs to choose from.
Setting of time chosen is by pressing <
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Individual time setting from 2s...2h.
> key.
Schiltknecht Messtechnik AG