Wöhler FA 430 - Page 37

Technical Data
37
EN
Resolution
Description
Wöhler FA 410
Wöhler FA 430
Flow velocity
0.1 m/s
Volume flow
0.1 (0 – 9999.9) or 1 (10,000 – 99,999)
Temperature
0.1 °C/F
Relative humidity (RH)
0.1%
Dew point
0.1 °C/F
Wet-bulb temperature
0.1 °C/F
CO
2
1 ppm
Accuracy
Description
Wöhler FA 410
Wöhler FA 430
Flow velocity
±(1,5% of reading + 0,3 m/s)
for under 20m/s
±(3% of reading + 0,3 m/s)
for above 20 m/s
Volume flow
0.2% of measurement reading
Temperature
0.6 °C / 33.08 °F
Relative humidity
±3% (at 25 °C / 77
°F)
otherwise ±5%
CO
2
± 30 ppm ±5% of
reading
(0 – 5000 ppm)