H2S-A1 Electrochemical Hydrogen Sulfide Gas Sensor Two Years Life Without Filter For Hydrogen Sulfide Gas Analyzer

PERFORMANCE:

Sensitivity nA/ppm in 20ppm H2S 550 to 875
Response time t90 (s) from zero to 20ppm H2S < 25
Zero current ppm equivalent in zero air < 0.3
Resolution RMS noise (ppm equivalent) < 0.05
Range ppm H2Slimit of performance warranty 100
Linearity ppm error at full scale, linear at zero and 20ppm H2S 0 to - 4
Overgas range maximum ppm for stable response to gas pulse 500

LIFETIME :

Zero drift ppm equivalent change/year in lab air < 0.1
Sensitivity drift % change/year in lab air, monthly test < 4
Operating life months until 80% original signal (24 month warranted) > 24

ENVIRONMENTAL:

Sensitivity @ -20°C % (output @ -20°C/output @ 20°C) @ 20ppm 78 to 93
Sensitivity @ 50°C % (output @ 50°C/output @ 20°C) @ 20ppm 100 to 110
Zero @ -20°C ppm equivalent change from 20°C < ± 0.2
Zero @ 50°C ppm equivalent change from 20°C < ± 0.2

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