Keypad
Key Definitions
Key Description
Turns the meter on, if the meter
is off .
Toggles the backlight on and off,
if the meter is on (3-Star, 4-Star
and 5-Star meters only) .
If the meter is on, hold down
the key for about three seconds
to turn off the meter .
Scrolls the arrow icon on left of
screen among the three display
lines, so the selected line can
be edited or calibrated .
Starts the calibration for
the selected line in the
measurement mode .
If the arrow icon points to the
top line and the displayed units
are pH, pressing the key will
start a pH calibration .
Each time the key is pressed in
the calibration mode, the meter
will accept the calibration point
and move to the next point
until the maximum number of
calibration points are reached .
Enters the setup menu, starting
with selected line in the
measurement mode .
If the arrow icon points to the
top line and the displayed units
are ISE, pressing the key will
enter the ISE setup screen .
EN-6
Thermo Scientific Orion Star
Key
Description
Changes the measurement
units of the selected line in the
measurement mode .
Changes the value on the
selected line in the setup,
methods and log view modes .
Edits the value of the flashing
digit for setup, password entry
and calibration modes .
Selects the next digit to edit
and moves the decimal point
for setup, password entry and
calibration modes .
Prints and logs a measurement
in the continuous or timed
measurement modes .
Prints, logs and freezes the
display when the reading
becomes stable in the AUTO-
READ measurement mode .
Exits the setup menu and returns
to measurement mode .
Accepts the calibration and
returns to measurement mode .
Enters the log view and
download menu .
Turns the stirrer on and off .
and Star Plus Series Meter User Guide
™