SEN0134 · DFRobot
Arduino CO/Combustible Gas sensor detects CO and gases using MQ-9 with SnO2 material. Adjustable sensitivity, analog output, suitable for diverse applications. (DFRobot SEN0134)
| Part number | SEN0134 |
|---|---|
| Manufacturer | DFRobot |
| Category | Sensors › Gas & Air Quality |
| Pins | 3 |
Gravity: MQ9 CO & Combustible Gas Sensor (Analog, 10-1000ppm CO) pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | SIG | bidirectional | Digital or analog signal |
| 2 | VCC | power | |
| 3 | GND | ground |
Schematic symbol and footprint
Footprint: JST PH 2.0 mm 3-pin through-hole (Gravity PH2.0-3P) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
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