Carbon dioxide sensor is the ChineseWinsen MH-Z19B- the most expensive part of the device. It's quite popular for hobby air quality meters and canadequatly measureup to 5000 ppm CO2 concentration. Keep in mind that there are some fake MH-Z19B sensors,explained here. ...
Accurate Real-Time Monitoring: This WiFi CO2 detector provides 24-hour real-time monitoring of CO2 levels, humidity, and temperature, ensuring you stay informed about indoor air quality at all times. Advanced Infrared Technology: The device utilizes infrared (NDIR) technology ...
The PROMET&O multi-sensor monitors the quality conditions of indoor environments thanks to a set of low-cost sensors that measure air temperature, relative humidity, illuminance, sound pressure level, carbon monoxide, carbon dioxide, nitrogen dioxide, particulate matter, volatile organic compounds...
PROBLEM TO BE SOLVED: To reduce the fluctuation of flow velocity, to eliminate turbulence, to reduce breathing resistance, to reduce the loss of pressure, and to accurately measure the flow rate of suction air by allowing gas flow being narrowed by a narrowing passage to pass through a flowmet...
equipment malfunction and electric shock / fire / explosion hazards. We can also measure relative air ion counts, humidity and the direct DC static voltage on surfaces (positive or negative) up to 30,000 V to determine which objects in the environment may be damaging your static sensitive ...
IoT for patients: Devices like wearables (fitness bands and other devices which are connected through the Internet) give access to personalized data for the patients. Through these devices one can measure blood pressure, pulse rate, heartbeat, calorie count, exercise, etc. ...
Measure the grounding resistance periodically to ensure effective grounding. Routing of signal cable Do not arrange the signal cables overhead in the equipment room. All signal cables must be led into the site underground. Use the cables with a metal jacket or place them into a metal pipe if...
A handheld or mountable air measuring device includes a sensor assembly with sensors that measure airspeed simultaneously in two directions that are perpendicular to each other. The
Each pressure measurement parameter relates to a reference pressure: with absolute pressure to vacuum, with relative pressure to the environment. When you measure differential pressure, you record the pressure difference between two values defined by you. ...
Previous studies used the radiation network method to measure this parameter.37 However, the radiant heat transfer in the proposed device was complex, involving repeated emitting, reflecting, and absorbing processes. Any errors in measuring temperature or material optical properties could lead to ...