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    • The CO2 sensor bible MH-Z19B
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    • Winsen Low Power NDIR CO2 Sensor MH-Z1311A
    • Comparison CO2 sensors MH-Z19B vs Senseair S8
    • The Sensirion SCD4x CO2 sensor (SCD41 and SCD40)
    • CO2 Sensors MH-Z19B FALSE
  • Easy CO2 Meter
    • Build the home CO2 meter with Wifi
    • Uses the Senseair S8 sensor in the CO2 Meter
    • Gallery: Users' CO2 Easy meters
    • 3D printed enclosures for CO2 meter
    • Add an OLED display to the meter
    • Adds temperature, humidity and atmospheric pressure
    • Are home CO₂ meters as reliable, accurate and precise as commercial ones?
    • Full colour touch screen for CO₂ meter Wow!
    • Adds buzzer alarms to the CO2 meter
    • The CO2 meter on a large display
    • CO2 on a giant screen for bars, restaurants, classrooms and the like.
  • Gadget CO2 Meter
    • CO2 Gadget: Advanced CO2 Meter
    • CO2 Meter TFT Colour Display with TTGO T-Display Sensirion SCD30 - The CO2 Gadget
    • CO2 meter on your mobile phone with ESP32 and Sensirion SCD30 sensor [BASIC VERSION] [BASIC VERSION].
    • CO2 Gadget Boxes, 3D Printed and without 3D printer
  • en_GBEnglish (UK)
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eMariete
  • Home
  • Radioactivity Madrid
  • Weather station
  • CO2 sensors
    • The CO2 sensor bible MH-Z19B
    • Sensirion SCD30 dual-channel NDIR CO2 Sensor
    • Winsen Low Power NDIR CO2 Sensor MH-Z1311A
    • Comparison CO2 sensors MH-Z19B vs Senseair S8
    • The Sensirion SCD4x CO2 sensor (SCD41 and SCD40)
    • CO2 Sensors MH-Z19B FALSE
  • Easy CO2 Meter
    • Build the home CO2 meter with Wifi
    • Uses the Senseair S8 sensor in the CO2 Meter
    • Gallery: Users' CO2 Easy meters
    • 3D printed enclosures for CO2 meter
    • Add an OLED display to the meter
    • Adds temperature, humidity and atmospheric pressure
    • Are home CO₂ meters as reliable, accurate and precise as commercial ones?
    • Full colour touch screen for CO₂ meter Wow!
    • Adds buzzer alarms to the CO2 meter
    • The CO2 meter on a large display
    • CO2 on a giant screen for bars, restaurants, classrooms and the like.
  • Gadget CO2 Meter
    • CO2 Gadget: Advanced CO2 Meter
    • CO2 Meter TFT Colour Display with TTGO T-Display Sensirion SCD30 - The CO2 Gadget
    • CO2 meter on your mobile phone with ESP32 and Sensirion SCD30 sensor [BASIC VERSION] [BASIC VERSION].
    • CO2 Gadget Boxes, 3D Printed and without 3D printer
  • en_GBEnglish (UK)
  • es_ESEspañol

MH-Z19B

Power from NodeMCU, Wemos Mini D1 and Arduino

13 January, 2021 by admin

What do we need to consider when powering external sensors and actuators?

Categories Projects with Arduino Tags Arduino, ESP8266, MH-Z19B, NodeMCU and Wemos D1 Mini, Arduino Projects, Sensors 7 Comments

CO2 Sensors MH-Z19B FALSE

12 January, 2021 by admin

BEWARE: Don't let them get to you, they're everywhere!

Categories CO2 Easy, CO2 Gadget, CO2 Meter, Projects with Arduino, CO2 sensors Tags MH-Z19B, Sensors 13 Comments

The CO2 sensor bible MH-Z19B

27 December, 2020 by admin

Discover all the secrets of the MH-Z19B CO2 sensor in one place. An inexpensive, accurate (for the price) and very easy to use CO2 sensor.

Categories CO2 Easy, CO2 Gadget, CO2 Meter, CO2 sensors Tags Arduino, MH-Z19B, Sensors 50 Comments

A home CO2 meter with Wifi against the coronavirus: The CO2 Easy

22 November, 2020 by admin

Easily build your own quality CO2 meter in an afternoon

Categories CO2 Easy, CO2 Meter, Projects with Arduino Tags Arduino, Home automation, ESP Easy, ESP8266, Smart Home, MH-Z19B, NodeMCU and Wemos D1 Mini, Senseair S8, Sensors, smart home 305 Comments
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Best-selling CO2 meters

SaleBestseller No. 1 Dioxcare DX700 PDF, CO2 Meter, High Accuracy NDIR Senseair S8 Sensor with Sending PDF Data to Computer, CO2, Temperature and Humidity Detector【New Enhanced 3000mAh】Battery
Dioxcare DX700 PDF, CO2 Meter, High Accuracy NDIR Senseair S8 Sensor with Sending PDF Data to Computer, CO2, Temperature and Humidity Detector【New Enhanced 3000mAh】Battery
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SaleBestseller No. 2 Technoline WL1030 Co2 Carbon Dioxide Meter, Black
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InnJoo Co2 Meter - CO2 Detector - Portable Digital Air Quality Analyser - CO2 - PM2.5 - Temperature, Humidity, Multifunctional Monitor, Infrared -NDIR- Indoor and Outdoor
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Bestseller No. 5 Therm La Mode Indoor Air Quality Monitor Detects Carbon Dioxide Temperature and Humidity, Accurate NDIR CO2 Meter, Suitable For Home, Office and School
Therm La Mode Indoor Air Quality Monitor Detects Carbon Dioxide Temperature and Humidity, Accurate NDIR CO2 Meter, Suitable For Home, Office and School
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RECOMMENDED CO2 METER

Aranet4 Home: wireless indoor air quality sensor for home, office or school [CO2, temperature, humidity and more] portable
Aranet4 Home: wireless indoor air quality sensor for home, office or school [CO2, temperature, humidity and more] portable
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204,30 EUR
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