H2S-B1 H2S-BH H2S-B4 Electrochemistry Hydrogen Sulfide Sensor Two-year Life High Current Output For Stationary Hydrogen Sulfide Transmitter

H2S-B1 H2S-BH H2S-B4 Electrochemistry Hydrogen Sulfide Sensor Two-year Life High Current Output For Stationary Hydrogen Sulfide Transmitter

PERFORMANCE:

Sensitivity nA/ppm in 20ppm H2S 300 to 440
Response time t90 (s) from zero to 20ppm H2S < 35
Zero current ppm equivalent in zero air < ± 0.2
Resolution RMS noise (ppm equivalent) < 0.1
Range ppm H2S limit of performance warranty 200
Linearity ppm error at full scale, linear at zero and 20ppm H2S 1 to -8
Overgas range maximum ppm for stable response to gas pulse 500

LIFETIME :

Zero drift ppm equivalent change/year in lab air < 0.05
Sensitivity drift % change/year in lab air, monthly test < 2
Operating life months until 80% original signal (24 month warranted) > 24

ENVIRONMENTAL :

Sensitivity @ -20°C % (output @ -20°C/output @ 20°C) @ 20ppm 83 to 93
Sensitivity @ 50°C % (output @ 50°C/output @ 20°C) @ 20ppm 102 to 110
Zero @ -20°C ppm equivalent change from 20°C < ± 1
Zero @ 50°C ppm equivalent change from 20°C < ± 1