Environmental Monitoring Equipment & Supplies • Sales, Rental & Service by Enviro-Equipment — Charlotte, North Carolina USA

CEA GD-444 Infrared C02 Analyzer Rental
  • Carbon Dioxide ranges up to 10% by volume
  • Portable Size - fits in your palm
  • Battery charger also provides AC power
  • Built-in air pump for fast response
  • Internal Datalogger Option
  • Adjustable audio alarm
  • Lightweight - less than two pounds
  • Simple push button operation
  • Backlight, recorder output, and optional relay

This item is no longer available for rent.

Measuring Principle

Non dispersive dual wavelength infra-red

Gas Detected

CO2 in air


Backlit LCD (45x 17 mm approx.)

Response Time

Typically 20s (<5s in Fast Mode)

Operating Time

up to 8 hours manual operation

Ambient Temperature

0 to 40°C


0-90% RH, non-condensing

Audible Alarm

Adjustable threshold 0-9.9%


0-10,000 ppm (Auto Ranging), 1-10%


10 ppm (0-10,000ppm), 0.1% (1-10%)


2% of full scale


1s to 60 minutes

Sample Storage

1000 samples with time and date

Sample Frequency

1 sample per minute to 1 sample per hour

PC Connection

RS232 (serial interface)