Industrial Scientific Ventis Pro Series, Product Manual, Page: 31 / 110

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Table 2.6 Sensor specifications
Gas type (abbreviation)
Part number
Hydrogen Sulfide (H
2
S) Hydrogen Sulfide (H
2
S)
17155304-2 17155306-2
Properties
Category Toxic Toxic
Technology Electrochemical Electrochemical
DualSense™ capable No No
Installation location
Ventis Pro4 1 or 2 3 or 4
Ventis Pro5 1 or 2 3 or 4
Operating conditions
Temperature range
a
-40 to +50 °C (-40 to +122°F) -40 to +50 °C (-40 to +122°F)
RH range
a
15-95% 15-95%
Performance
Sensitivity
Measurement range 0−500 ppm 0−500 ppm
Measurement resolution 0.1 ppm 0.1 ppm
Accuracy
b
Calibration gas and
concentration 25 ppm 25 ppm
Accuracy at time and
temperature of calibration ± 5% (0-400 ppm)
± 7% (401-500 ppm)
± 7%
Accuracy over sensor’s
full temperature range
± 15% ± 15%
Response Time
T50 10 s 10 s
T90 25 s 25 s