Overview

Enviro Test Construct’s digital CO2 meter is mainly used for environmental carbon dioxide concentration and temperature and humidity monitoring, suitable for home furnishing, classrooms and office places. It’s response is fast, the temperature and humidity and carbon dioxide concentration measurement interval are 5 seconds. The instrument has the measurement data over-limit alarm function (bright red backlight), and the alarm value range can be set.

Features

9-inch display, with backlight.
Touch-sensing button.
Show maximum, minimum, average.
Red-backlight over-limit alarm.
Real-time and historical alarm status indication.
Storage capacity of 22,528 per Channel.
Generate txt /csv/xls/dlg format file.
PC software analysis data.
Human comfort index.
Calibration function.
Battery status indication.
Battery protection.

Applications

Shopping mall
Hospital
Restaurant
School
Home furnishing
Office space environmental testing
Agricultural greenhouses and breeding
Laboratory

Technical Specifications

Measurement Parameters	Temperature (dry ball, dew point), Humidity, Carbon Dioxide
Recording Function	None
Unit	Temperature: ℃, ℉Humidity: %RH Carbon Dioxide: PPM
Measuring Range	Temperature: -22 to + 149°F (-30 to + 65℃)(built-in probe);– 104 to + 257°F (-40 to +125℃)(external probe) Humidity: 0 to 100%RH Carbon Dioxide: 400 to 10,000PPM
Measuring Accuracy	Temperature: ± 32.9°F (14 to + 149°F)± 33.8°F (Other Range) (±0.5℃(-10 to +65℃); ±1.0℃(Other Range)) Humidity: ±5%RH (10 to 90%RH, 77°F(25℃)) ±6%RH(Others) Carbon Dioxide: ±3%±40PPM (400 to 2000PPM)
Resolution	Temperature: 32.18°F (0.1℃)Humidity: 0.1%RH Carbon Dioxide: 1PPM
Response Time(t90)	Temperature: 15 min (built-in probe)5 min (external probe) Humidity: 15 min (built-in probe) 5 min (external probe) Carbon Dioxide: ≥ 3 minutes
Measuring Interval	Temperature: 5sHumidity: 5s Carbon Dioxide: 5s
LCD Refresh Interval	5s
Storage Capacity	None
Operating Temperature	32 to 122°F(0 to +50℃)
Storage Temperature	-22 to + 149°F (-30 to + 65℃)(no batteries)
Battery	3 pcs 1.5V AAA alkaline batteries (USB power supply is recommended)
Power Supply Interface	Micro USB, DC 5V/2A
Protection Class	IP20
Housing Material	ABS
Overall Dimensions	4.25197×3.77953×0.787402 in (1089620mm)
Weight	About 0.273373lb(124g) (no batteries)

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