Wohler KM 410 Mode D'emploi page 45

5 Operation
ATTENTION!
Before working with the meter for the first time, perform a CO
door air, see chapter 12.1.
5.1 Switching the meter on and off
Fig. 4: After switching on
Fig. 5: Readings

Press the ON/OFF-key to turn the meter on
and off.
The meter emits a short beep and performs a 30
seconds countdown.
After the warmup phase it emits another beep and
the actual reading is shown in the display.
Operation
calibration in fresh out-
2
EN
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