HT 4000, User Manual

Page: 13 / 15

HT4000
EN - 12
6. TECHNICAL SPECIFICATIONS
6.1. CHARACTERISTICS
Accuracy is indicated as [%rdg + values] at 23°C ± 5°C <80%RH
Air speed measurement with external probe
Meas. units Range Resolution Accuracy
m/s 0.4
÷
25
0.1
±
(2%rdg+ 0.2)
Km/hr (kph) 1.5
÷
90
±
(2%rdg+ 0.8)
mph 0.9
÷
55
±
(2%rdg+ 0.4)
Knots (kts) 0.8
÷
48
ft/min (fpm) 79
÷
4921
1
±
(2%rdg+ 40)
Beaufort 1
÷
10 - -
Airflow measurement with external probe
Meas. units Range Resolution Accuracy
CMM
0
÷
9999 1
- -
CFM - -
Air humidity measurement with internal sensor
Meas. units Range Resolution Accuracy
%RH
20
÷
80
0.1
±
3.5%RH
<20, > 80
±
5%RH
Air temperature measurement with internal sensor
Meas. units Range Resolution Accuracy
°C -20
÷
60
0.1
±
1°C
°F
-4
÷
140
±
1.8°F
Atmospheric pressure measurement with internal sensor
Meas. units Range Resolution Accuracy
hPa
350
÷
1100
0.1
±
2hPa
mmHg
263
÷
825
±
1.5mmHg
inHg
10.3
÷
32
±
0.1inHg