Technical Data; Approvals; Atex, Iecex, Ul, Csa; Din En 50104 For Drägersensor O2 (6809720) - Dräger Polytron 8100 Notice D'utilisation

Technical data

10 Technical data
CAUTION
!
Specifications and restrictions in the Instructions for
Use and/or data sheets for the sensors used must be
observed. For SIL applications the Dräger Polytron
8x00 Safety Manual must be observed.
The measuring
characteristics are dependent on the installed sensor
(see the Instructions for Use and/or data sheet for the
installed sensors).

10.1 Approvals

10.1.1 ATEX, IECEx, UL, CSA

Refer to figure L on the fold-out page.
See printout of approval label inside the shipping box of the
instrument.
EC type examination
Dräger Polytron 8100 with Dräger sensor O2 or Dräger sensor
O2-LS (Oxygen) 4-20 mA signal output and relay output in
accordance with BVS 13 ATEX G 001 X and PFG 14 G 001 X.
Fieldbus interfaces are not in accordance with BVS 13 ATEX
G 001 X
For the detection of oxygen-enriched atmospheres or

oxygen deficiency with a measurement range of
0-25 Vol% O2.
For inertization with

0-5...25 Vol% O2.
NOTICE
i i
External or remote mounted sensors are not in
accordance with
PFG 14 G 001 X.
Type: ETR 040*, 050*
(*) Interface: "d" 4-20 mA (0) or "d" 4-20 mA with relays (1) or
"d+e" 4-20 mA (l) or "d+e" 4-20 mA with relays (J).
38
range and performance
a measurement range
BVS 13 ATEX G 001 X
10.1.2 DIN EN 50104 for DrägerSensor O
Sensor Principle
The DrägerSensor O
electrode sensor for measuring Oxygen (O
Reaction at electrodes
Measuring electrode
Counter electrode
Environmental parameters
Pressure
Humidity
Temperature
Storage humidity
Storage temperature
Influence on environmental parameters:
Temperature:
Zero point: Deviation in the range -20 to 55 °C:
< ± 0.2 Vol% O2
Span: Relative deviation from reading at 20 °C
In the range: -10 °C to 55 °C: < ± 8% of measurement value
In the range: -10 °C to -20 °C: < ± 16% of measurement value
At temperatures below -5 °C the measurement deviation is
higher than specified in the EN 50104.
and
NOTICE
i i
For operation-temperatures outside -5 °C to 40 °C a
calibration
performed.
Pressure
In the range 700-1300 hPa
Zero point: Deviation: < ±0.2 Vol% O2
Span: Relative deviation from reading at 1013 hPa: < 10% of
measurement value / 100 hPa
(6809720)
2
(6809720) is an electrochemical two-
2
) in ambient air.
2
–
O + 2 H O + 4 e => 4 OH
2 2
–
2 Pb => 2 Pb + + 4 e
2
20.7 to 38.4 in. Hg (700 to1300 hPa)
10 to 95%RH, non-condensing
-5 to +40 °C, short term -20 to +55 °C
30 to 70%RH, non-condensing
(Relevant if sensor package is
opened)
0 to +40 °C
at operation temperature
Dräger Polytron 8100
–
must be