Industrial Scientific Ventis Pro Series, Product Manual, Page: 30 / 110

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Table 2.6 Sensor specifications
Gas type (abbreviation)
Part number
Carbon Monoxide with low Hydrogen
cross-sensitivity (CO/H
2
Low)
Hydrogen Cyanide (HCN)
17155306-G 17155306-B
Properties
Category Toxic Toxic
Technology Electrochemical Electrochemical
DualSense™ capable No No
Installation location
Ventis Pro4 3 or 4 3 or 4
Ventis Pro5 3 or 4 3 or 4
Operating conditions
Temperature range
a
-20 to +50 °C (-4 to +122 °F) -30 to +40 °C (-22 to +104 °F)
RH range
a
15-95% 15-95%
Performance
Sensitivity
Measurement range 0−1000 ppm 0−30 ppm
Measurement resolution 1 ppm 0.1 ppm
Accuracy
b
Calibration gas and
concentration 100 ppm CO 10 ppm HCN
Accuracy at time and
temperature of calibration ± 5% (0-300 ppm)
± 15% (301-1000 ppm)
0 to10%
Accuracy over sensor’s
full temperature range ± 15% ± 15%
Response Time
T50 8 s 18 s
T90 12 s 65 s