Specifications - Extech Instruments EA80 User Manual

Specifications

CO2 Specifications
Temperature & Humidity Specifications
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Display
Display Rate
Low Battery Indication
Power Supply
Battery Life
Manual Data Memory Capacity 99 records
Auto Datalogging Capacity
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
Storage Humidity Range
Dimensions
Weight
Accessories
Sensing Range
Sensing Resolution
Accuracy
Sensing Method
Gas Sampling Mode
Warm up time
Response time
Temperature Coefficient
Relative Humidity
Range 10% ~ 95% RH
Resolution
3%RH @ 25°C (77°F), 30~95%RH)
Accuracy
5%RH @ at 25°C (77°F), 10~30%RH)
Sensor type Precision capacitance sensor
45%RH95%RH≦1min
Response time
95%RH45%RH≦3min
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Three Tier LCD
One reading per second
The " + " icon is displayed when the battery voltage
drops below the operating voltage
Six (6) AAA-size alkaline batteries or AC adapter (120V)
Approx. 8 hours using alkaline batteries (with backlight
and Alarm functions OFF)
16,200 records in up to 99 data sets
10%RH to 90%RH, non-condensing
10%RH to 90%RH, non-condensing
158 (L) x 72(W) x 35(H) mm (6.22" x 2.83" x 1.38")
255g (0.56 lbs) approx. (including batteries)
Instruction Manual, Batteries, AC Adaptor, Software CD
ROM, and PC Interface Cable
0 to 6000ppm
1ppm
3% of reading or 50ppm, whichever is greater
@ 101.4 kPa (29.92 inHg) and @ 25°C (77°F)
Dual wavelength detector with non- dispersive infrared
(NDIR) sensor
Diffusion type
10 seconds
< 10 minutes in still air
Add 0.36% of reading per °C (0.2% of reading per °F)
when deviating from calibration temperature
Dew Point and Wet Bulb are calculations
-20°C ~ +60°C (-4°F ~ +140°F)
0.1% RH
10
Air Temperature
0.1°C (0.1°F)
0.5°C (0.9°F)
Thermistor
10°C (18°F) / 2sec
EA80-en-GB_V3.6 11/16
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