Desktop 3-in-1 Carbon Dioxide/Relative Humidity/Temperature Meter, CO2 ppm RH C/F Indoor Air Quality Monitor, Continuous Monitoring Clock with Date and Time

Description

This CO2 monitor is a desktop type unit designed for fast and accurate measurement of CO2 level, air temperature and humidity. The built-in Non-Dispersive InfraRed (NDIR) sensor provides long term stable monitoring. User can set 2 sound limits: upper & lower limit. It has an audible & visual sound to give warning when CO2 concentration exceeds the limit. Once CO2 level goes back to normal the sound will automatically stop, sound can be also be stop by pressing any key. Features: Long time drift compensation Manual CO2 calibration with calibration indicator With power adaptor output voltage indicator via LCD and LED light Factory pre-calibrated With CE Marking, passed the standards and had been approved by Europen Directives for health & safety Perfect to be used to monitor air quality in schools, office buildings, greenhouses, factories, hotels, hospitals and anywhere that high levels of carbon dioxide are generated Specifications: Response: >CO2:lt;2 mins (90% step change) Air Temp.: <2 mins (90% step change) .Air RH%: lt;10 mins (90% step change) Good: lt;700ppm (can be set by user) Normal: 700~1000ppm (can be set by user) greater -Poor: >"Normal" Max/Min function sound: >1000ppm (programmable by user) Operating Condition: -10~50C, 5~80%RH (Be sure to avoid condense) Storage Condition: -20~60C, 5~90%RH (Be sure to avoid condense) Power Supply: Power adaptor (5V/0.5A output) Set Includes: 1 x C02 Desktop Monitor 1 x Power adaptor 1 x English Operation Manual Standard White Packaging Box