User’s Guide ______________________________________________________________________
76 ___________________________________________________________________M211486EN-A
b.
In case of DMT sensor, it is a good idea to attach the flight box
string with another string in two places (indicated with the
arrows in
) so that the string does not hit
the radiosonde sensor boom during the flight.
1405-012
Figure 48
Supported Flight Box String in DMT Ozone
Sensor Flight Box
12. With ozone destruction filter on or zero ozone gas for sensor
background current values, run the ozone sensor for 10 minutes
and record the cell current I
B2:
Record I
B2
: ________
µ
A
NOTE
The I
B2
value equals to Vaisala I
BG
= I
0
, used in Vaisala scripts.
NOTE
Background current is measured after the flight box is closed: Close
the cover of the flight box and tape the seam between the cover and the
body of the box. Do not tape the hanging strings. Do not tape over the
air outlet and air intake tube, as the measuring gas must be allowed to
move in and out of the sensor box. See
and
.
