ZE07A-CH2O Electrochemical Formaldehyde Module Introduction: The ZE07A-CH2O electrochemical formaldehyde module is a universal and miniaturized module. The detection of CH2O in the air using electrochemical principles has good selectivity and stability. Built in temperature sensor for temperature compensation; It has both digital output and PWM output, making it easy to use. ZE07A-CH2O is a universal gas module designed and manufactured by closely combining mature electrochemical detection technology with excellent circuit design. Main applications: portable instruments, air quality monitoring equipment, air purifiers, fresh air ventilation systems, air conditioning, smart home equipment, and other places Features: 1. High sensitivity, high resolution, low power consumption, and long service life 2. Provide multiple output methods such as UART and PWM signals 3. High stability, excellent anti-interference ability, temperature compensation, and excellent linear output Technical parameters: Product model: ZE07A-CH2O Detection gas: formaldehyde Interference gases: Alcohol, carbon monoxide, and other gases Output data: PWM UART output (3.3V_TTL level) Working voltage: 3.7V~5.5V Preheating time: ≤ 3 minutes Response time: ≤ 60 seconds Recovery time: ≤ 60 seconds Range: 0-5 ppm Resolution: ≤ 0.01ppm Working temperature: -20 ℃~50 ℃ Working humidity: 15% RH-90% RH (without condensation) Storage temperature: 0-25 ℃ Service life: 5 years (18 ℃~25 ℃ in air)
Introduction: The ZE07A-CH2O electrochemical formaldehyde module is a universal and miniaturized module. The detection of CH2O in the air using electrochemical principles has good selectivity and stability. Built in temperature sensor for temperature compensation; It has both digital output and PWM output, making it easy to use. ZE07A-CH2O is a universal gas module designed and manufactured by closely combining mature electrochemical detection technology with excellent circuit design. Main applications: portable instruments, air quality monitoring equipment, air purifiers, fresh air ventilation systems, air conditioning, smart home equipment, and other places
