Knick Portavo 902 PH Instructions page 7

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Start-Up
Keypad
The keys of the membrane keypad have a
noticeable pressure point.
They have the following functions:
on/off
Switches the meter on and
displays the device and
calibration data
(see Start-Up)
meas
Switches the meter on /
Activates measuring mode
cal
Starts calibration
set
Activates configuration/
Confirms entries
clock
Displays time and date, allows
setting the clock using set
When this icon is displayed,
▲
▼
you can use the arrow keys
for navigation.
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