Viessmann Vitoligno 200-S Installation And Service Instructions Manual page 68

Maintenance
Lambda probe
(cont.)
Lambda probe specification
Make NGK, type OZAS-S1
Curve
50
45
40
35
30
25
20
15
10
5
0
-5
-10
0 2 4 6 8
Flue gas oxygen content O2 in %
Fig. 39
Test point: Plug , no. 3 and 4, see page 96
a:K
Probe type
Permiss. ambient temperature
During storage and transport
■
During operation
■
68
10 12 14 16 18 20 22
OZAS-S1
40 to +60 °C
–
Element tip: 350 to 900 °C
Externally: 40 to + 100 °C
–