Wohler RF 220 Mode D'emploi page 15

3.2 Keypad
Key name Function
ON/Off Turns the meter on and off
ON/OFF+HOLD
Press when the device is switched off: disable the auto-off function
ON/OFF+F/C
Press when the device is switched off: Enter calibration mode
BKLT Press for 2 seconds: Print data on a printer
(Backlight)
Switch on the back light for 10 seconds
F/C
Select the temperature unit (°C oder °F)
CAL +
Press for 2 seconds in calibration mode: interrupt calibration
HOLD Press HOLD: Freezes the current readings
Press HOLD again: Cancels data hold function
DB: Dew Point
DP/WB
WB: Wet Bulb Temperature
Select the measuring mode (Dew Point (DP)– Wet Bulb temperature
(WB) – temperature )
RST: Reset, Mn: Minimum, Max: Maximum
Switch the display of min., max and the current value.
RST/Mn/Max
Press for more than one second to reset the min. and max value
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Wöhler RF 220
15