Owner's manual

Chapter 7 ____________________________________________________________ Technical Data
VAISALA_______________________________________________________________________ 77
Humidity
For more information on operating humidity range, see Figure 12 on page
79.
Oxygen
Response time (90 %)
Effect on accuracy with humidity compensation:
±0.006 % of reading / g/m
3
H
2
O below 1000 ppm CO
2
±0.02 % of reading / g/m
3
H
2
O above 1000 ppm CO
2
The values above only apply in normal ambient pressure.
Effect on accuracy without humidity compensation (typ.):
+0.05 % of reading / g/m
3
H
2
O
Effect on accuracy with oxygen compensation at 20.9 %O
2
:
±0.2 % of reading
Effect on accuracy without oxygen compensation (typ.):
-0.09 % of reading / %O
2
Table 10 Diffusion Model
Filter attached Averaging (s) Response (s)
Yes 0 75
Yes 10 80
Yes 30 82
No 0 <2
No 10 12
No 30 30
Table 11 Flow-through Model
Gas flow (l/min) Averaging (s) Response (s)
0.3 0 26
0.3 10 34
0.3 30 44
1.2 0 8
1.2 10 15
1.2 30 23