25
WIKA operating instructions gas detector, model GIR-10
14008231.01 04/2020 EN/DE/FR/ES
EN
9.2
Sensor specifications (SF₆ gas version, 0 ... 2,000 ppm
v
)
Sensor specifications (SF₆ gas version, 0 ... 2,000 ppm
v
)
Area of application
Leak detection
Medium to be
measured
SF₆ gas
Measuring range
0 ... 2,000 ppm
v
Detection limit
1)
3 ppm
v
Detectable leak rate
(calculated)
3 g/year (corresponds to 1.81 x 10
-5
mbar x L/s)
Accuracy
2)
≤ 100 ppmv
±3 ppm
v
≥ 100 ... ≤ 2,000 ppmv
±2 % of end value
Resolution
1 ppm
v
Measuring units
ppm
v
, g/y, cc/s
Response time T90
< 1 second
Alarm signal
Visual and audible
1)
No cross-sensitivity to typical volatile organic compounds (VOC).
No influence of air humidity between 0 ... 95 % r. h. (non-condensing).
2)
max. drift of 0.05 % per month
9. Specifications
