![Knick PORTAVO 904 PH User Manual Download Page 12](http://html.mh-extra.com/html/knick/portavo-904-ph/portavo-904-ph_user-manual_1980161012.webp)
12
Overview of the Portavo 904(X) PH
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 /
Stops the data logger
cal
Starts calibration
set
Activates configuration /
Confirms entries
clock
Displays time and date, allows
setting the clock using set
RCL
View stored values
STO
Holds and saves a measured
value, allows setting and
starting the logger by
pressing set (page 26)
▲
▼
When this icon is displayed,
you can use the arrow keys
for navigation.