Thermo Scientific Thermo Scientific Orion Star T900 Series User instructions

General Settings
The General Settings screen will display a list of titrator
settings for Diagnostics, Display, Files and Info and
Notifications.
Diagnostics
Press the “Diagnostics” button to access the factory reset
option for the titrator. Performing a factory reset will erase all
custom settings and logs and return the titrator to the default
general settings.
Display
Press the “Display” button to access settings for the display
brightness, instrument name, date value and date format,
time value and time format, language, temperature input and
temperature units.
Temperature Input
Press the “Temperature Input” button to manually input the
sample temperature or perform a one-point temperature
adjustment when using an ATC temperature probe.
Files and Info
Press the “Files and Info” button to view the serial number,
model number and firmware revision for the titrator and to
perform an update on the titrator firmware.
Notifications
Press the “Notifications” button to access the Titration Cycle
Complete, Maximum Titrant Volume, Data Log Full,
Calibration Due and Maintenance Due settings. Each setting
can be turned off or on. When a notification is on, an audible
beep is transmitted, with a popup warning as needed, when
the appropriate conditions are met.

•Titration Cycle Complete – Audible beep when the
titration cycle is done
•Maximum Titrant Volume – Audible beep when the
titration maximum volume is reached
•Data Log Full – Audible beep and warning popup
when any of the available data logs (Titration, Titrant,
Calibration and Direct Measure) are within 5% of
being full
•Calibration due – Audible beep and warning popup
when the entered number of hours has elapsed
without a calibration being performed for the
selected electrode type
•Maintenance Due - Audible beep and warning
popup when the selected maintenance time interval
of 1 month, 3 months, 6 months or 12 months has
elapsed, designed as general reminder for changing
items such as the tubing, valve, burette or electrode
Burette
The Burette screen will display burette setup and
maintenance items.
•Burette Size: Tap to select the burette size from the
dropdown list of 10mL, 20mL or 50mL
•Installation Data: Tap to enter the installation data of
the burette, designed as general reminder for
changing the burette
•Rinse Cycles: Press the decrease (-) or increase (+)
icons to change the number of rinse cycles for the
burette and then press the “Rinse” button to start
the rinse cycles.
Note: Place a waste beaker under the dispenser probe
before starting the rinse cycles!
•Dispense Volume: Tap the field below Dispense
Volume to select “Continuous” or “Preset Value”.
oFor the Continuous setting, press and hold
the “Dispense” button to manually flush a
desired amount of solution through the
burette
oFor the Preset Value setting, enter a volume
of solution and then press the “Dispense”
button to dispense the set volume through
the burette