Nellcor N-395 Operator's Manual page 42

%SpO2 Seconds Satseconds
2 x
2
=
4
4 x 3
=
12
6 x 6
=
36
Total SatSeconds
=
52
After approxi~nately 10.9 seconds the SatSeconds alarm would
sound, because 50 SatSeconds had been exceeded. See arrow
(+) in Figure 5.
0 1 2 3 4 5 6 7 8 9 1 0 1 1
SECONDS
Figure 11: Alarm Response with Satseconds
Saturation levels may fluctuate rather than remaining steady for
a period of several seconds. Often, %Sp02 levels may fluctuate
above and below the alarm limit, re-entering the non-alann
range several times.