Specifications - Extech Instruments IAQ320 User Manual

9

Specifications

9.1 Measurement Ranges
Measurement
CO
2
PM
2.5
Ambient temperature
Relative humidity
Health Index (factor)
9.2 Accuracy
Measurement
CO
2
PM
2.5
Ambient temperature
Relative humidity
9.3 Response Time
Measurement
CO
2
PM
2.5
Ambient temperature
Relative humidity
#NAS100144; r. AC/95652/95652; en-US
Range
0 to 9999 ppm (parts per million)
0 to 999 µg/m 3 (micro grams per meters cubed)
14.0 to 140.0℉ (-10.0 to 60.0℃)
0.1 to 99.9%
1 to 7
Accuracy
± (40 ppm + 3% of reading) from 400 to 2000 ppm; otherwise
10% of reading
0 to 100: ± 10 µg/m 3
101 to 999: ± 10% of reading
± 0.9℉ (0.6℃)
± 5% at 77℉ (25℃) from 10 to 90% RH; otherwise ± 7%
Response Time
< 30 seconds (63% step change)
< 30 seconds (90% step change)
< 2 minutes (90% step change)
< 20 minutes (90% step change)
Resolution
1 ppm
1 µg/m 3
0.1°
0.1%
1
15