MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Detection Smoke methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

SALE 23% OFF 

MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Detection Smoke methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

MQ-2 SensorModel: MQ-2Gas: smokeDetection range: 300 to 10000ppmmCharacteristic gas: 1000ppmm isobutaneSensitivity: R in air/Rin typical gasge5Sensitive body resistance: 1KOmega to 20KOmega in 50ppm tolueneResponse time: le10sRecovery time: le30sHeating resistance: 31 Omega plusmn 3 OmegaHeating current: le180mAHeating voltage: 5.0V plusmn 0.2VHeating power: le900mWMeasuring voltage: le24VWorking conditions Ambient temperature: -20 deg C ~ +55 deg CHumidity: le95% RHEnvironmental oxygen content: 21%Storage conditions Temperature: -20 deg C ~ +70 deg CHumidity: le70%RHApplications: Household and factory gas leak monitoring devices suitable for detection of liquefied gases, butane, propane, methane, alcohol, hydrogen, fumes, etc. MQ-3 SensorGas: Alcohol (ethanol)Detection range: 10 ~ 1000ppm alcoholCharacteristic gas: 125ppm alcoholSensitivity: R in air/Rin typical gasge5Sensitive body resistance: 1 ~ 20KOmega in airResponse time: le10s (70% Response)Recovery time: le30s (70% Response)Heating resistance: 31 Omega plusmn 3 OmegaHeating current: le180mAHeating voltage: 5.0V plusmn 0.2VHeating power: le900mWMeasuring voltage: le24VAmbient temperature: -20 deg C ~ +55 deg CHumidity: le95% RHEnvironmental oxygen content: 21%Storage temperature: -20 deg C ~ +70 deg CStorage humidity: le70%RH MQ-5 SensorApplicable gases: liquefied gas, methane, gasDetection range: 300 ~ 10000ppmCharacteristic gas: 1000ppm isobutaneSensitivity: R in air/R in typical gasge5Sensitive body resistance: 1KOmega~20KOmega in 2000ppm isobutaneResponse time: le10sRecovery time: le30sHeating resistance: 31 Omega plusmn 3 OmegaHeating current: le180mAHeating voltage: 5.0V plusmn 0.2VHeating power: le900mWMeasuring voltage: le24VAmbient temperature: -20 deg C ~ +55 deg CHumidity: le95% RHEnvironmental oxygen content: 21%Storage temperature: -20 deg C ~ +70 deg CStorage humidity: le70%RH MQ-7 SensorProduct model: MQ-7Product type : Semiconductor gas sensorDetection gas: carbon monoxideDetection concentration: 10-1000ppmCOLoop voltage: le10V DCHeating voltage (VH): 5.0V plusmn 0.2V ACorDC (high)1.5V plusmn 0.1VACorDC (low)Heating time (TL): 60plusmn1S (high) 90plusmn1S (low)Load resistance (RL): adjustableHeating resistance (RH): 31Omega plusmn 3Omega (room temperature)Heating power consumption (PH): le350mWSensitive surface resistance (Rs): 2KOmega-20KOmega (in100ppmCO)Sensitivity (S); Rs (in air) / Rs (100ppmCO) ge 5Concentration slope (alpha): le 0.6 (R300ppm/R100ppmCO)Temperature, humidity: 20 deg C plusmn 2 deg C; 65% plusmn 5% RHStandard test circuit: Vc: 5.0V plusmn 0.1V; VH (high): 5.0V plusmn 0.1V; VH (low): 1.5V plusmn 0.1VWarm-up time: no less than 48 hours MQ135 SensorProduct model: MQ135Product Type: Semiconductor Gas SensorDetection gas: ammonia, sulfide, benzene vaporDetection concentration: 10-1000ppm (ammonia, toluene, hydrogen)Loop voltage (Vc): le24V DCHeating voltage (VH): 5.0V plusmn 0.2V ACorDCLoad resistance (RL): adjustableHeating resistance (RH): 31 Omega plusmn 3 Omega (room temperature)Heating power consumption (PH): le900mWSensitive surface resistance (Rs): 2KOmega-20KOmega (in 100ppm NH3)Sensitivity (S): Rs (in air) / Rs (100ppm NH3) ge 5Concentration slope (alpha): le 0.6 (R100ppm/R50ppmNH3)Temperature, humidity: 20 deg C plusmn 2 deg C; 65% plusmn 5% RHStandard test circuit: Vc: 5.0V plusmn 0.1V; VH: 5.0V plusmn 0.1VWarm-up time: no less than 48 hours

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

null

MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Detection Smoke methane liquefied Gas Sensor Module for Arduino Starter DIY Kit