Operating The Fan Anemometer; Powering On/Off - Wohler FA 410 Bedienungsanleitung

Operating the fan anemometer

Lower part of display
The abbreviations and symbols have the following meaning:
HOLD
MAX MIN
AVG
m/s; fpm
ppm
RH
°C and °F
3
m /h, CFM
WBT
DP
2 2
Inch ; cm
5 Operating the fan anemometer
5.1

Powering on/off.

Fig. 4: Fully display
Auto-Off function
42
Displays temperature, volume flow, wet-bulb tem-
perature and dew point
Freeze the current display
Highest and lowest values
Averaging
Low battery warning
Flow velocity display units
CO display unit
2
Relative humidity
Temperature display units
Volume flow display units
Wet-bulb temperature
Dew point temperature
Area display units
Funnel symbol

To power on the fan anemometer, briefly
press the On/Off key.
All possible symbols and units are displayed for
about 1 second.
The Wöhler FA 410 switches immediately to the
normal Measuring mode.
The Wöhler FA 430 switches to the normal Meas-
uring mode after a warm-up time of approx. 30
seconds.

To power off the fan anemometer in any
mode, briefly press the On/Off key.
The fan anemometer automatically powers off if
no keys are operated for 20 minutes.