Center 512 Carbon Dioxide Meter with Datalogging

Suitable for checking and monitoring IAQ (Indoor Air Quality) in offices, schools and homes.

Product Features
• CO₂, Humidity And Temperature Sensors
• Dual Wavelength NDIR CO₂ Sensor (Non-Dispersive Infrared) For Superior Stability
• User Operated CO₂ Calibration
• Data Hold & Max/Min/STEL/TWA Function
• Adjustable Auto Power Off Timer
• Internal CO₂ Alarm Buzzer
• Datalogging Up To 32,000 Sets
• USB Interface, PC Software Included
• Backlight Display Function

 Specification

Measurement Range:
CO₂: 0 ~ 30000 ppm (5000~30000 ppm over range)
Temperature: -20 to 60°C
Humidity: 0 ~ 100%RH

Accuracy:
CO₂: ± (75 ppm + 3% of reading)  (0 ~ 5000 ppm)
Temperature: ± 1.0°C
Humidity: ± 4.5%RH

Resolution: 1 ppm, 0.1°C, 0.1%RH

Response Time: 20 seconds

Battery Type: 9V alkaline battery

Battery life:  Approximately 10 hours normal use (alkaline battery)

Operating Condition: 0°C to 50°C(< 90%RH)

Storage Condition: -20°C to 60°C(< 75%RH)

Dimensions: 226.5x65x38.5 mm

Weight: 273 g

Accessories:

9V Battery, Instruction Manual, micro USB cable, Software, Case