| SO2-A4 Sulfur Dioxide Sensor SO2 Sensor PERFORMANCE |
| Sensitivity |
nA/ppm at 2ppm SO2 |
320 to 480 |
| Response time |
t90 (s) from zero to 2ppm SO2 |
< 20 |
| Zero current |
nA in zero air at 20°C |
5 to 45 |
| Noise* |
±2 standard deviations (ppb equivalent) |
15 |
| Range |
ppm limit of performance warranty |
50 |
| Linearity |
ppb error at 20ppm SO2, linear at zero and 2ppm SO2 |
0 to -5 |
| Overgas limit |
maximum ppm for stable response to gas pulse |
100 |
| SO2-A4 Sulfur Dioxide Sensor SO2 Sensor KEY SPECIFICATIONS |
| Temperature range |
°C |
-30 to 50 |
| Pressure range |
kPa |
80 to 120 |
| Humidity range |
% rh continuous (see note below) |
15 to 90 |
| Storage period |
months @ 3 to 20°C (stored in sealed pot) |
6 |
| Load Resistor |
Ω (AFE circuit is recommended) |
33 to 100 |
| Weight |
g |
< 6 |
