MH-Z14 - Winsen

MH-Z14 Intelligent Infrared Carbon Dioxide

Vin（input voltage 4.5V～5.5V） GND Vout2 (0.4～2V) Vout1 (0～2.5V) PWM HD NC UART（RXD） 0～3.3V input digital UART（TXD） 0～3.3V output digital 8. Operating instruction 8.1 Analog output connections The output value of Vout1 is 0-2.5V, which stands for 0 to full range. The output value of Vout2 is 0.4-2V, which stands for 0 to full range. Vin –5V GND- Pow.

Features

 High sensitivity, High resolution
 Low power consumption
 Output modes: UART, analog voltage signal, PWM wave
 Quick response
 Temperature compensation, excellent linear output
 Good stability
 Long lifespan
 Anti-water vapor interference
 No poisoning 4. Main technical parameters Working voltage Average current Interface level Measuring range Output signal Preheat time Response Time Working temperature Working humidity Weight Lifespan Dimension 4.5 V ~ 5.5V DC < 85 mA 3.3 V 0~5%VOL optional PWM UART 0.4-2V DC 3min T90 < 90s 0℃ ~ 50℃ 0~95%RH 15 g >5 year 57.5×34.7×16mm（L×W×H） Tar.