OxyDetect Oxygen Deficiency Gas Detector
Appendix
05311001B / Revision 4
65
13 APPENDIX
A1
PERFORMANCE DATA
Performance data has been determined in accordance with EN61207.
Display indication
% O
2
Measurement range limits
0 to 25% O
2
(Safe area installations)
0 to 21% O
2
(Hazardous area installations)
Intrinsic error (accuracy)
Response time
(T10)
Response time
(T63)
Response time
(T90)
<± 0.2% O
2
*
<6 seconds
<30 seconds
<75 seconds
Zero drift per month
<± 0.2% O
2
Ambient pressure effects
<0.04% reading per 1% change in ambient
pressure
Zero temperature coefficient
<± 0.5% O
2
per 10 °C
*An additional error of up to 0.2% O2 may be observed at some frequencies under the
influence of radiated RF fields specified for industrial environments.
