BrandTech Scientific PLT unit Pipette Leak Testing Unit - Manual (Page 38)

Operating Elements
According to ISO 8655, air-displacement pipettes should be checked regularly.
The BRAND PLT unit offers a safeguard for the periods between calibration intervals.
Single-channel
adapter
"Back"
button
AC adapter
socket
"Start/Execute"
button
Select knob
LED display
Display
USB port
Back of the instrument
The function of the
"Back" button is varied
by pressing for a short
or long time. Pressing
the button for a short
time leads back to a sub-
menu in the next higher
level of the menu hier-
archy. Pressing the but-
ton for a long time leads
back directly to "Ready"
on the Start Menu.
"Back" button Select knob
In many cases, pressing
the left "Start/Execute"
button as well as the
central knob can be used
to confirm a selection.
For consistency, the left
"Start/Execute" button
is used for confirmation
in this Operating Manual.
38