The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of a gas. You can use analog reading to read the data from this sensor.
Applications
Domestic gas leakage detector
Industrial gas detector
Portable gas detector
Features
Good sensitivity to CO/Combustible gas
High sensitivity to Methane, Propane and CO
Long life and low cost
Simple drive circuit
Specification
| Power supply needs | 5V |
| Interface type | Analog |
| Loop Voltage | ≤10V DC |
| Heater Resistance | 31Ω±3Ω（Room Tem.) |
| Heater consumption | ≤350mW |
| Sensing Resistance | 2KΩ-20KΩ(in 100ppm CO ) |
| Sensitivity | Rs(in air)/Rs(100ppm CO)≥5 |
| Sensor Type | Semiconductor |
| Concentration | 10-1000ppm CO ,00-10000ppm combustible gas |
| Good sensitivity to CO/Combustible gas | |
| Slope | α ≤0.6(R300ppm/R100ppm CO) |
| Tem. Humidity | 20℃±2℃; 65%±5%RH |
| Size | 36.4×26.6mm(1.43″x1.05″) |
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