WIKA GIR-10 Mode D'emploi page 25

9. Specifications
9.2 Sensor specifications (SF₆ gas version, 0 ... 2,000 ppm
Sensor specifications (SF₆ gas version, 0 ... 2,000 ppm
Area of application
Medium to be
measured
Measuring range
Detection limit
1)
Detectable leak rate
(calculated)
Accuracy
2)
≤ 100 ppmv
≥ 100 ... ≤ 2,000 ppmv
Resolution
Measuring units
Response time T90
Alarm signal
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
WIKA operating instructions gas detector, model GIR-10
Leak detection
SF₆ gas
0 ... 2,000 ppm
v
3 ppm
v
3 g/year (corresponds to 1.81 x 10
±3 ppm
v
±2 % of end value
1 ppm
v
ppm , g/y, cc/s
v
< 1 second
Visual and audible
)
v
)
v
mbar x L/s)
-5
EN
25