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3
Digital Anemome ter
Operation Manual
2.2 Button description
Button:
Switch for meter powering on/off.
/USB button
Switch for turning on/off the backlight and USB transmission.
HOLD/MODE button
Switch for reading retention and temperat ure mode.
FUN button
It is used for switching among the functions of wind speed measu rement,
area setting and air volume measurement. Long press for three seconds
to enable or disable "Auto Power-Off" function.
MAX/MIN button
Switch maximum/minimum/normal mode, long press to exit.
UNIT button
Switch unit, are a (m², ft²), long press to switch (°C, °F)
Wind speed (m/s, km/h, mil/h, ft/m, ft/s, knots),
Air volume (C MS, CMM, CFM).
2.3 Sign definition
Indicates Auto Power-Off status
H Reading hold state
VEL Wind speed measuremen t state
FLOW Air volume mea surement state
AREA Area setting required by air volume
DP Indicates that the current mode is dew point temperature mode
WB Indicates that the current mode is wet bulb temperature mode
°C, °F Temperature unit.
%RH Relative humidity sign
USB Indicates that USB real time data uploading is enabled
MAX Displays maximum after ente ring maximum /minimum mode
MIN Displays minimum after ente
ring maximum/minimum mode
6
Digital Anemometer
Operation Manual
3.2.5 MPH
Measuring
range
Resolut
ion
Accuracy
0.90 ~ 67.20
MPH
0.01MP
H
±(2.0% reading
+ 5 characters)
67.20~90.00
mil/h
For reference
only
3.2.6 ft/m
Measuring
range
Resolut
ion
Accuracy
78 ~ 5900
ft/m
1ft/m ±(2.0%
reading + 5
characters)
5900 ~ 7874
ft/m
For reference
only
3.2.7 Air volume unit
CFM 0-
99990
(Area) 0 -
9.999 ft²
CMM 0-
99990
(Area) 0 -
9.999 m²
CMS 0 -
9999
(Area) 0 -
9.999 m²
3.2.8 Ambient tempera ture, dew point temperature, wet bulb temperature
Measuring
range
Resolut
ion
Accuracy
-10°Cl60°C 0.1°C
1.5°C
14°FlĒ
140°F
0.1°F
2.7°F
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