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O2-A2 Sensor

Output: 80 to 120 μA @ 20.9% O2
Response time t90: < 15 (s) from 20.9% to 0% O2
Diameter: 20.0 mm (including label)
Height: 17.4 mm (including foam ring)
Manufacturer: alphasense
ریال

Alphasense Oxygen sensor O2 A2 use capillary flow control. oxygen sensor O2-A2 has good pressure and temperature dependence, making it the best choice in safety applications.  O2-A2 sensor use lead for greatest reliability but fixed lifetime. Oxygen Sensor O2-A2 price is available in sensotec website.

O2-A2 PERFORMANCE
Output μA @ 20.9% O2 80 to 120
Response time t90 (s) from 20.9% to 0% O2 < 15
Zero current μA in N2 < 2.5
Linearity % O2 deviation @ 10% O2 0.6
     
O2-A2 Oxygen Sensor LIFETIME
Output drift % change in output @ 3 months < 1
Operating life months until 85% original output of 20.9% O2 > 24
     
O2-A2 Oxygen Sensor ENVIRONMENTAL
Humidity Sensitivity % O2  change: 0% to 95% rh @ 40℃ < 0.7
CO sensitivity % (change O2 reading) / % CO2  @ 5% CO2 0.1
Pressure sensitivity (% change of output)/(% change of pressure) @ 20kPa < 0.1
     
O2-A2 Oxygen Sensor KEY SPECIFICATIONS
Temperature range ℃                                                                    -30 to 55
Pressure range  kPa                                                                 80 to 120
Humidity range % rh non-condensing (0 to 99% rh short term)       5 to 95
Storage period  months @ 3 to 20℃ (store in sealed pot, open circuit)     6
Load resistor             Ω (recommended)                                              47 to 100
Diameter                  mm (including label)                                             20
Height                     mm (including foam ring)                                       17.4
Weight                    g                                                                      < 16

 

 

Alphasense Oxygen sensor O2 A2 use capillary flow control. oxygen sensor O2-A2 has good pressure and temperature dependence, making it the best choice in safety applications.  O2-A2 sensor use lead for greatest reliability but fixed lifetime. Oxygen Sensor O2-A2 price is available in sensotec website.

O2-A2 PERFORMANCE
Output μA @ 20.9% O2 80 to 120
Response time t90 (s) from 20.9% to 0% O2 < 15
Zero current μA in N2 < 2.5
Linearity % O2 deviation @ 10% O2 0.6
     
O2-A2 Oxygen Sensor LIFETIME
Output drift % change in output @ 3 months < 1
Operating life months until 85% original output of 20.9% O2 > 24
     
O2-A2 Oxygen Sensor ENVIRONMENTAL
Humidity Sensitivity % O2  change: 0% to 95% rh @ 40℃ < 0.7
CO sensitivity % (change O2 reading) / % CO2  @ 5% CO2 0.1
Pressure sensitivity (% change of output)/(% change of pressure) @ 20kPa < 0.1
     
O2-A2 Oxygen Sensor KEY SPECIFICATIONS
Temperature range ℃                                                                    -30 to 55
Pressure range  kPa                                                                 80 to 120
Humidity range % rh non-condensing (0 to 99% rh short term)       5 to 95
Storage period  months @ 3 to 20℃ (store in sealed pot, open circuit)     6
Load resistor             Ω (recommended)                                              47 to 100
Diameter                  mm (including label)                                             20
Height                     mm (including foam ring)                                       17.4
Weight                    g                                                                      < 16

 

 

Products specifications
Producer alphasense
Made in England
device type Sensor
Sensor Type O2
قطر خارجی 20mm
Response time t90: < 15 (s) from 20.9% to 0% O2
Working temperature -30 to 55 ℃
Working humidity 5 to 95% rh non-condensing
Weight < 16 g