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A37 CO2 Meter

A37 is used to detect CO2 concentration in different environments. The LCD displays CO2 concentration, temperature, humidity, and date/time together. Air quality is indicated with emoticons. When CO2 concentration gets too high, audio and visual alarm will go off.

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Data Sheet

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Key Features

Features

● Automatic baseline correction
● Audible and visual alarm
● Low battery indication

● Auto power off
● Backlight

Model

A37

Technical Specification

Features
Specifications	Range	Resolution	Accuracy
Carbon dioxide	400ppm~5000ppm	1ppm	±(5%rdg + 50ppm) from 400ppm~2000ppm (at ambient temperature and humidity)
Temperature	-10.0℃~50.0℃	0.1℃	Typical accuracy: ±1℃
Relative humidity	0%RH~99%RH	1%RH	Typical accuracy: ±5%RH (10%RH~90%RH) at 25℃
ABC	Automatic baseline correction		√
Audible and visual alarm			√
Sensor type	NDIR (no-dispersive infrared) CO2 sensor		√
Response time			√
Date/time			√
Low battery indication			√
Auto power off	<2minutes		√
Backlight			√
Operating temperature	0℃~50℃, 0%RH~85%RH		√
Storage temperature	-20℃~60℃, 0%RH~95%RH		√
General Characterisitics
Power	3.7V DC Li-ion battery/ Micro USB charging port
Display	42mm x 65mm
Product color	White and grey
Product net weight	195g
Product size	75mm x 55mm x 130mm
Standard accessories	Micro USB interface cable
Standard individual packing	Gift box, blister, English manual
Standard quantity per carton	5pcs
Standard carton measurement	360mm x 185mm x 140mm
Standard carton gross weight	2.35kg

specifications	Range	Accuracy
AC Voltage Detection	0.010Ω-0.199Ω 0.010Ω-0.199Ω 0.010Ω-0.199Ω	±（1%＋0.02Ω） ±（1%＋0.02Ω） ±（1%＋0.02Ω）
Current (AC)	0.010Ω-0.199Ω 0.010Ω-0.199Ω 0.010Ω-0.199Ω	±（1%＋0.02Ω） ±（1%＋0.02Ω） ±（1%＋0.02Ω）
Features
Jaw size	0.010Ω-0.199Ω
Timer	✔