Technical Manual
|
Dräger Polytron
®
8000 Series
99
Performance Approvals
Stabilization time:
5 x t
0...90
Measuring range
0-5 Vol% O
2
to 0-100 Vol% O
2
Default: 25 Vol% O
2
Minimum reading: -1.25 Vol% O
2
Warm-up time
Operation: <20 minutes / Calibration:
≤
2 hours
20.3.2 DrägerSensor
O
2
LS (6809630)
The DrägerSensor O
2
LS (6809630) is an electrochemical 3-electrode sensor for
measuring Oxygen (O
2
) in ambient air.
3) For operation-temperatures outside -5 °C to 40 °C a calibration at operation temperature must
be performed.
Response time
1)
1) At temperatures below -5 °C, the response time may increase.
t
0...20
t
0...90
0-5 Vol% O
2
≤
15 seconds
2)
2) Response time is higher than the permissible limit of EN 50104.
≤
33 seconds
0-25 Vol% O
2
≤
10 seconds
≤
26 seconds
Environmental parameters
Pressure
20.7 to 38.4 in. Hg (700 to 1300 hPa)
Humidity
5 to 95%RH, non-condensing
Temperature
-40 to +60 °C
short term +65 °C
Storage
Pressure
no influence
Humidity
30 to 70%RH, non-condensing
(only relevant if sensor packaging open)
Temperature
0 to +40 °C
Time
Storing of sensors is not intended. Sensors should
be used upon arrival. Remaining service life =
Expected Service life - Storage time
Influence of environmental parameters
Zero point
Span
Temperature
-40 to 65 °C
< ± 0.3 Vol%O
2
< ± 0.3 Vol%O
2
Pressure
< ± 0.1 Vol% O
2
Relative deviation from read-
ing at 1013 hPa:
< 2 % of measurement value
/ 100 hPa
