Extech Instruments EA80 User Manual page 2

Introduction
Congratulations on your purchase of the Extech EA80 Indoor Air Quality Meter. This meter measures
Carbon Dioxide (CO
readings can be logged by the meter and later transferred to a PC. This meter is shipped fully tested
and calibrated and, with proper use, will provide years of reliable service.
Description
1. Display
2. Gas exhaust
3. Gas inlet port
4. PC Interface jack
5. AC adapter socket (9V, 300mA)
6. Power Button
7. Data Hold Button
8. Backlight Button
9. MX/MN Button
10. SET Button
11. ALARM button
12. MEM (memory) button
13. (Enter)  button
14. READ button
15. TIME button
16. °C/°F button
17. DEW button
18. WET button
19. Temperature / Humidity sensor probe
AC Adaptor 2.5mm mono
Plug
, ppm) levels, ambient Temperature and Relative Humidity (%RH). 16,200
2
Three Tier LCD Display
2.5
Ø
2 EA80-en-GB_v3.3 09/15