Thermo Scientific Orion Dual Star Quick Start Manual

Key Description
power
calibrate
measure
Meter Connections
BNC pH
Pin Tip 8 Pin MiniDIN
Reference
For the complete Orion Star Series User's Guide visit www.thermo.com/water
™
253168-001 RevA
QS-2STAR-E 0407
up arrow line select
down arrow setup
digits view log
RS232 Power
ATC Ground
English
Thermo Scientific Orion
2-Star pH Benchtop Meter
Quick Start Guide
Preparation
1. Power adapter - Select the appropriate wall socket plug and slide the plug
plate into the groove on the back of the adapter. See A.
2. Prepare the electrode according to the directions in the electrode instruction
manual. In general, these steps include:
• Gently remove the protective cap/sleeve from the sensing element and
save for storage.
• If the electrode is refillable, remove the fill hole cover and fill the electrode
with the appropriate fill solution. See B.
• Soak the electrode in pH electrode storage solution (Cat. No. 910001) or
ROSS pH electrode storage solution (Cat. No. 810001). See C.
®
3. Meter connections - Connect the power adapter to the meter and then to the
wall socket, see D. Connect the pH electrode to the BNC input on the meter,
see E. Connect the ATC probe to the 8 pin miniDIN input on the meter, see F.
Meter Overview
1. To power on the meter press the power key.
2. In the measurement screen press the up arrow key to change the value on
the top display line to pH, RmV, mV, or a blank line.
3. Press the line select key to choose the top, middle, or bottom display line.
The icon will point to the selected line.
4. To escape out of any meter function, press and hold the measure key until
the meter returns to the measurement mode.
5. The 2-Star pH meter can be calibrated using up to three pH buffers.
A
B
C
D
E
F