Best Co2 Sensor

CO2Meter RAD-0501 Day Night CO2 Monitor and Controller for Greenhouses Grey

Accurately controls CO2 levels in greenhouses or grow rooms.
Built-In light sensor that automatically turns off LEDs lights and CO2 enrichment during dark period.
Piggy back plug allows for control of CO2 generator or tank with electronic regulator.
Easiest CO2 controller to use in the industry, Controller automatically adjusts CO2 level according to altitude.

Remote CO2 sensor probe w/photocell & 15' data cable lets you take readings from proper grow room locations..
Fully customizable PPM deadband and CO2 setpoint allow flexibility in programming.
Trend Chart records CO2 level for accurate analysis of CO2 distribution.
Adjustable Trend Chart Zoom levels let you trace your ppm levels.

【Double Outlets】Pls plug CO₂ regulator or generator into WORK1, exhaust fan into WORK2..
【Programmable】Controls the CO2(ppm) within the desired range and supports calibration and alarms.
【Plug-n-play】The CO2 controller will turn on/off the device when reaches the desired CO2(ppm) level..
【Digital Display】Both the measured CO2 and the desired CO2 are (ppm)displayed on the CO2 Controller.
【Reliable】CE&FCC certificated. S01 Sensor is suitable for home growing and HVAC Equipment..

【Smart Controlling】This controller has a built-in photo sensor that overrides the CO2 control and shuts off the CO2 device when it senses darkness.It helps you to Monitor & Controlling CO2 value in Greenhouse or residential..
【Control CO2 Generator】With minimum and maximum CO2 levels. In Plant Mode, when the minimum level is sensed, power is supplied to a CO2 generator or regulator via the output socket. When the maximum level is reached, the power is turned off. Opposite in Human Mode..
【Adjustable Altitude】The monitor can be used in different altitude. You may adjust the current altitude to get precise value..
【Extendable Sensing Probe】Display CO2 chart with adjustable time scale (week/day/hour/min/auto). Sensing probe cable is 4.5 meter long to extend your measure spot 4.5 meter away from display..
【High Accuracy】Accurate 2-Channel low drift NDIR CO2 measurement , programmable CO2 control value & zone value allows you to set desired CO2 level for different plants..

MONITORING & ANALYSIS Allows continuous monitoring of CO2, RH & Temperature Level. Data output to PC every 2 seconds..
MULTIPLE MEASUREMENT DISPLAYS AT ONCE- CO2, Temperature, and Relative Humidity readings are all shown on the LCD display at the same time.
NORMAL/ MAX/ MIN/ AVERAGE (15mins/ 8hrs) MODE- It can show not only the normal, maximum and minimum CO2 readings but also the weighted average CO2....
AUDIBLE CO2 SOUND- The alarm beeps when the CO2 Level exceeds the preset value. The alarm threshold is adjustable..
NDIR SENSOR for CO2 DETECTION- Non-dispersive infrared technology is used to ensure the reliability and long-term stability. Measures 0~9999ppm while....

CARBON DIOXIDE METER: Autopilot APCEM2 Desktop CO2 Monitor and Data Logger Monitors carbon dioxide, relative humidity, and temperature of your grow room or greenhouse on a clear LED screen.
MEMORY: Digital memory chart shows and records stats over an adjustable 24-hour or 7-day period.
The trend chart shows variable Min/Hr/Day/Wk for readings of CO2/RH/Temperature.
SENSOR & ALARM: 2-channel low drift NDIR gas sensor and audible alarm for low or high CO2 levels.
OPERATING TEMPERATURES: Operates in temperatures 32 to 122 degrees F.
Operating and storage relative humidity (RH): 0-95%, noncondensing.
FUNCTIONALITY: Features multiple hanging options with the hook-and-loop fastener along the back that attaches to an external battery pack (battery pack not included).
Green power supply is compatible with a standard smartphone charger.
Dimensions (L x W x D): 4.7 x 3.6 x 1.1 inches.

8-IN-1 MULTIFUNCTIONAL CO2 MONITOR. Adopts SenseAir NDIR carbon dioxide sensor, Dart HCHO sensor, and Temtop professional-grade particle sensor. Gather the world's top technology to provide you with comprehensive air pollution monitoring..
AUDIO ALARM AND COLORFUL AIR QUALITY LEVEL INDICATOR. Know the air at a glance, you can also set the alarm threshold according to your needs..
DATA EXPORT AND EASY CALIBRATION. Export full data via USB including CO2, PM2.5, PM10, HCHO, particles, temperature, and humidity. Built-in calibration program for CO2 and HCHO. The RAM supports more than 3 months of continuous data logging..
SUITABLE FOR BOTH INDOOR AND OUTDOOR. Adopts colorful TFT display with backlight, ergonomic design, and rechargeable large capacity battery, you can use it for home, office, lab, or carry it to travel..
WHAT YOU GET. M2000 air quality monitor, charging cable, carry case, user manual, Temtop 12-months warranty & 24/7 customer support access via email and phone..

3-IN-1 Multi-Function: Measure CO2, Temperature, and Humidity, with high accuracy NDIR sensor, 4-color visual indication for CO2 levels..
Wi-Fi Connection & APP Remote Control: Connect via 2.4G Wi-Fi to the Tuya Smart App for viewing the monitoring data and the alarm history. No matter where you are, you can monitor the indoor air quality of your house..
Real-Time Notification: Sound Warning Alarm on the device when CO2 levels reach or exceed a preset threshold. You will also be notified on your Smartphone whenever an alarm is triggered..
Auto-Calibration: To ensure the accuracy of the CO2 sensor, make sure it is placed in a ventilated environment for 24 hours before being used for the first time..
Power Supply: Built-in 1400mAh Li-Ion rechargeable battery-powered up to 8 hours operation. Also powered with USB power or 5V Adaptor..

Triple displays of CO2 level, Temperature (°F/ °C) and Humidity (Air, Wet Bulb, or Dew Point Info are all available).
Stable NDIR Sensor for CO2 Detection. Ideal indoor air quality meter for home, laboratories, hotels, etc.
Sound Warning Alarm notifies operator when CO2 levels reach or exceed a preset threshold.
Power Supplied by Battery (Included) or 9V Adaptor . Optional Software CD for PC Connection Online Logging is also possible..
Measuring Range:CO2: 0~9999ppm, Resolution : 1ppm,0.1°C/°F, 0.1%RH.