1、ACCURATE WITH HIGH RESOLUTION: Detector can accurately measure the concentration of formaldehyde in the air, resolution of 0.01PPM 2、APPLICABLE SCENE: Applicable to gas detector, air conditioner, air quality monitoring, air purifier, HVAC system, smart home, other IAQ system 3、SENSITIVE AND STABLE: Formaldehyde gas detector possess high sensitivity, stable data, output mode for NPN 4、WIDE APPLICATION: Used for industrial plant, coal mine lane, pollution discharge, industrial waste gas detection, fuel plant, warehouse storage, chemical plant, traffic tunnel 5、PERFECT PERFORMANCE: Come with high accuracy, good repeatability, quick response, strong interference resistant, reliable performance Item Type: Formaldehyde Gas Detector Input Voltage: DC5V~24V Load Current: <1A Quiescent Current: <10MA Detection Gas: Formaldehyde (CH20) Resolution: 0.01PPM Stability: <5% Output Linearity: Linear Repeatability: <2% of output value Range: 0~5PPM Maximum Load: 20PPM Sensitivity: -0.08UA/PPM Response Time: (T90)<15S Sampling Mode: Diffusion Output Mode: High and low level Pressure Range: 1 ±0.1 standard atmospheric pressure Expected Service Life: 3 Years (in air) Recommended Storage Environment: +10℃~+30℃ Operating Temperature Range: -10℃~+50℃ Operating Humidity Range: 15% RH~90% RH (no condensation) Long Term Stability: <2% Signal value per month Wire Length: Approx. 50cm / 19.7in (± 10MM) Shell Material: Black PCV0 fireproof material Safety Standard Certification: CE 1 x Formaldehyde Gas Detector