KROHNE OPTIWAVE-M 7400 C Short Manual page 20

START-UP
3
How to operate the keypad buttons with a bar magnet
Figure 3-4: How to operate the keypad buttons with a bar magnet
Equipment needed
• Bar magnet
INFORMATION!
It is not necessary to remove the display housing cover to do this procedure.
• Hold the bar magnet near to a keypad button.
i
The keypad button will operate. If you must operate the button more than one time, remove
the bar magnet and then hold it near to the button again.
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OPTIWAVE-M 7400 C
02/2019 - MA OPTIWAVE-M 7400 C R01 en