1 PC Electrochemical HCHO Formaldehyde Sensor ZE08K-CH2O

ZE08K-CH2O is a universal and miniaturization electrochemical formaldehyde detection module. It utilizes electrochemical principle to detect CH2O in air which makes the module with good selectivity and stability. It is built-in temperature sensor to make temperature compensation. It has the digital output and analog voltage output at the same time. It combines mature electrochemical detection technology with a good circuit design. Application Portable detector, air quality monitor Air cleaner, air purifier Air conditioner, HVAC Smart building and smart home Features High sensitivity &resolution, Low power consumption, Long life UART/Analog Voltage output Good stability, excellent ability of Anti-interference Temperature compensation , Excellent Linear output Specifications   Model No. ZE08K-CH2O Target Gas CH2O Interference Gas Alcohol, CO &ect. Output Data DAC(0.4~2V standard voltage output，corresponding concentration: 0 ~ full scale ) UARToutput(3V TTL Electrical Level) PWM (3V) Working Voltage 3.7V~5.5V Warm up time ≤3 minutes Response time ≤60s Resume time ≤60s Detection Range 0～5ppm Resolution ≤0.01ppm Operating Temp. -20℃～50℃ Operating Hum. 15%RH-90％RH(No condensation) Storage temp. 0～25℃ Working life 5 years (in clean air 18 ℃ ~ 25 ℃)   * The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.