DSR-THCO2 Temperature and humidity recorderDetailed product description：

Technical parameters of DSR-THCO2 temperature and humidity recorder
sensor
Type: Built in
measurement data
Temperature range -30 ℃~70 ℃
Temperature accuracy ± 0.5 ℃
Temperature resolution 0.1 ℃/° F
Humidity range 0% to 100% RH
Humidity accuracy ± 3% RH (10%~85%), other ranges ± 5% (testing environment 23 ℃± 2 ℃)
Humidity resolution 1% RH
CO2 measurement range: 0-9999.9ppm
CO2 measurement accuracy ± (1.5% throughout the process+2.0% reading)
CO2 measurement resolution of 0.1ppm
routine data
Storage capacity: 10918 [Type A]/21840 [Type B]/180000 [Type C]/360000 [Type D] group optional (temperature, humidity, carbon dioxide three channels)
Alarm setting temperature, humidity, carbon dioxide upper and lower limits alarm, display+sound+backlight
Refresh rates of 2, 5, 10, 30, 60, 255 seconds
Record interval adjustable from 2 seconds to 24 hours
Delay start for 1-120 seconds
Start mode immediately/delay start/timed start
End method: until full/first in first out/fixed-point storage/timed end
Timed start/end, open at any time, end at any time
Communication interface RS232/485 [R-type]/USB [U-type]/Ethernet [L]/Wireless [W, B, Z, F]
Battery model: 3.6V lithium battery x 1
Battery life of one year (refresh rate of 10 seconds)
Clock Battery CR2032
External power supply 7-24V DC
Storage environment -50 ℃~90 ℃
Dimensions: 123mm × 117mm × 33mm
The total weight of the machine is 300g
LCD display area 66mm × 42mm

DSR-THCO2 Temperature and Humidity Recorder