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Extech EA80
Catalog #: EA80
EasyView Indoor Air Quality Meter/Datalogger Measures CO2
- Overview
- Specifications
- Summary
Product Highlights
- Checks for Carbon Dioxide Concentrations
- Maintenance Free Dual Wavelength NDIR (non-dispersive infrared) CO2 Sensor
- Measurement Range: CO2: 0 to 6,000ppm -- Temperature: -4 to 140F (-20 to 60C) -- Humidity: 10 to 95%RH
- Continuous (20,000 sets) or Manual (99 sets) Datalogging
- Data Hold, Max/Min with Time Stamp, and Alarm -- Auto Power Off -- Easy Calibration in Fresh Air
Each Unit Includes
- 6 - AAA Batteries
- 1 - Windows 95/98/Nt/2000/Me/Xp Compatible Software
- 1 - Rs-232 Interface Cable
| Display |
Three Tier LCD |
| Display Rate |
One reading per second |
| Low Battery Indication |
The “ + ” icon is displayed when the battery voltage drops below the operating voltage |
| Power Supply |
Six (6) AAA-size alkaline batteries or AC adapter |
| Battery Life |
Approx. 8 hours using alkaline batteries (with backlight and Alarm functions OFF) |
| Manual Data Memory Capacity |
99 sets |
| Auto Datalogging Capacity |
20,000 sets (maximum 99 blocks) |
| Operating Temperature Range |
5°C to 50°C (41°F to 122°F) |
| Storage Temperature Range |
-10°C to 60°C (-14°F to 140°F) |
| Operating Humidity Range |
10%RH to 90%RH, non-condensing |
| Storage Humidity Range |
10%RH to 90%RH, non-condensing |
| Dimensions |
158 (L) x 72(W) x 35(H) mm (6.22” x 2.83” x 1.38”) |
| Weight |
255g (0.56 lbs) approx. (including batteries) |
| Accessories |
Instruction Manual, Batteries, AC Adaptor, Software CD ROM, and PC Interface Cable |
| CO2 Specifications |
| Sensing Range |
0 to 6000ppm |
| Sensing Resolution |
1ppm |
| Accuracy |
±3% of reading or ±50ppm, whichever is greater @ 101.4 kPa (29.92 inHg) and @ 25°C (77°F) |
| Sensing Method |
Dual wavelength detector with non- dispersive infrared (NDIR) sensor |
| Gas Sampling Mode |
Diffusion type |
| Warm up time |
10 seconds |
| Response time |
< 10 minutes in still air |
| Temperature Coefficient |
Add ±0.36% of reading per °C (±0.2% of reading per °F) when deviating from calibration temperature |
| Temperature & Humidity Specifications |
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Relative Humidity |
Temperature |
| Range |
10% ~ 95% RH |
-20°C ~ +60°C (-4°C ~ +140°F) |
| Resolution |
0.1% RH |
0.1°C (0.1°F) |
| Accuracy |
±3%RH @ 25°C(77°F), 30~95%RH)
±5%RH @ at 25°C(77°F), 10~30%RH) |
±0.5°C (±0.9°F) |
| Sensor type |
Precision capacitance sensor |
Thermistor |
| Response time |
45%RH->95%RH≦1min
95%RH->45%RH≦3min |
10°C / 2sec |
| Gas Detection/Personal Gas Detection Template |
| Number of Gases |
Single |
| Gas Types |
CO2 |
| Alarm (Personal Gas Detector) |
Audible |
| CO2 |
Yes |
| Warranty |
1 YEARS |
| Safety Approval |
CE |
| Interfaces I/O |
RS-232 |
| Product Height |
3.50 IN |
| Product Length |
15.50 IN |
| Product Width |
11.30 IN |
| Data Logging |
Yes |
| Calibration Included |
Factory Calibration |
| Battery Type |
AAA |
| Power Supply Voltage |
Battery Powered |
| Country of Origin |
Taiwan |
| Shipping Height |
3.50 IN |
| Shipping Length |
15.50 IN |
| Shipping Width |
11.30 IN |
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