MH-Z19C Infrared Sensor module 5000ppm CO2 monitor HVAC PWM output UART CO2 sensor model MH-Z19C. High precision working voltage 5.0±0.1V DC. The measuring range is between 0 and 5000 ppm. It has a low power consumption. UART and PWM output. Code S0044 Backorder Price €29.49
Nova PM Sensor SDS011 - Air quality sensor - High precision laser PM2.5 Dust test module Air quality sensor with high precision whose SDS011 uses laser dispersion to detect particle concentration between 0.3 and 10 um in the air. With digital output by USB (UART) and built-in fan. It is a powerful sensor, fast (response less than 10s), accurate and reliable. Code S0142 Last items in stock Price €32.90
Dust Sensor Module PPD42NS PM2.5 This module is a dust sensor capable of detecting more than one micron of dust particles. It has two types of output: output of 4V high-level signal for a clean environment and 0.7V low-level signal for a particle-laden environment. Its power supply is 5VDC and the particle detection range is maximum at 8000 units per 283ml. Dust Sensor Module PPD42NS PM2.5 features: - Supply voltage: 5VDC - Working current: 90mA - Sensitivity: 0.5V / ( 0.1 mg / m3) - Particle detection minimum value: 1 micron - Output mode: Hi = 4V impulses (clean environment); Lo = 0.7V (charged environment) - Temperature working: 0-45 ° C - Working humidity: 0-90% RH - PCB size: 59x45x22 mm Code S0123 Available Regular price €11.89 -€2.00 Price €9.89
CJMCU-811 CCS811 Carbon monoxide VOC CO Digital air quality gas sensor The Carbon Monoxide sensor is a low-power digital gas sensor which has a CCS811 sensor and an 8-bit microcontroller, contains an analog-digital converter so that it can detect indoor air quality which can detect monoxide carbon (CO) and a wide range of volatile organic compounds (VOCs). It is a sensor designed to monitor air quality inside personal devices such as mobile devices and smart watches, with low power consumption that can be used with battery Code S0140 ✗ Out-of-Stock Price €17.95
MQ-135 Air Quality Sensor High sensitivity to Ammonia (NH3), Nitrogen oxides (NOx), Alcohol, Sulphides, Benzene (C6H6), CO2, smoke and other harmful gases. The MQ-135 sensor is to sensible for other gasses in the air so that is not possible to get good values for CO2 from it. MQ-135 Air Quality Sensor features:- Main chip: MQ-135 natural gas sensor and comparator LM393- Working voltage: 5V- Current: 150mA- Digital output: TTL 0/1- Analog output: analog voltage sensing value- Quick response features:- Detection concentration: 10ppm - 300ppm NH3 10ppm - 1000ppm Benzene 10ppm - 300ppm Alcohol- Adjustable sensitivity with the potentiometer- Size: 32mm x 20mmx 18mm Code S0034 Available Price €2.45