China Sulfur Dioxide SO2 Gas Detector Sensor 100 ppm Electrochemical Continuous Air Quality Portable Compact, Find details about China Membrapor, So2 Sensor from Sulfur Dioxide SO2 Gas Detector Sensor 100 ppm Electrochemical Continuous Air Quality Portable Compact
Nominal Range | 0 - 100 ppm |
Maximum Overload | 500 ppm |
Expected Operation Life | 2 years in air |
Output Signal | 370 ± 70 nA/ppm |
Resolution | 0.5 ppm |
Temperature Range | - 20 °C to 50 °C |
Pressure Range | Atmospheric±10% |
Pressure Coefficient | No data |
T90 Response Time | < 20 sec |
Relative Humidity Range | 15 % to 90 % R.H. non-condensing |
Typical Baseline Range (pure air, 20°C) | <0.4 ppm |
Maximum Zero Shift (+20°C to +40°C) | N.D. |
Long Term Output Drift | < 2% signal loss/month |
Recommended Load Resistor | 10 Ohm |
Bias Voltage | Not required |
Repeatability | < 2 % of signal |
Output Linearity | Linear |
Weight | ~ 13 g |
Position Sensitivity | None |
Storage Life | Six months in container |
Recommended Storage Temperature | 5 °C - 20 °C |
Warranty Period | 12 months from date of dispatch |
Module type | GM-I2(3)-M/C/S-**-****/G/P/F/FL |
Detected gas | Toxic gas |
Detecting principle | Electrochemistry |
Sampling | Diffusing pump flange thread |
Responding time | 30s~40s(of the sensor) |
Module accuracy | ≤±3%FS(actual concentration, higher accuracy depends on specified sensors) |
Module repeatability | ≤±2% FS |
Module linear error | ≤±2% FS |
Module zero temperature drift | ≤±2% (FS/year) |
Module operating temperature | -40~80°C |
Module humidity | 0-95%RH(non-condensation) |
Sensor operating temperature | -20°C~50°C |
Sensor humidity | 0-90%RH(non-condensation) |
Signal output | TTL/4-20mA /RS485 (two or three wire) |
Transmitting distance | 1000 meters(RS485) |
Operating voltage | DC 12-36V |
Maximum power | ≤0.8W |
Size | 80*48mm |
Explosion proof | Intrinsic safe |
Connection cable | RVVP3 x 1.5mm² |