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General Information
Thermo Scientific Orion 2111LL Sodium Monitor User Guide
ROSS and the COIL tradedress are trademarks of Thermo Fisher Scientific Inc. US Patent 6,793,787
Sodium Electrode –
Senses .sodium .ions .in .sample .stream .and .produce .an .
electrical .potential .dependent .on .sample .concentration .
Reference Electrode Filling Solution –
Provides .a .constant .reference .
potential .and .completes .the .measurement .circuit .
Reference Solution Bottle –
Provides .constant .flow .of .electrolyte .solution .
through .reference .electrode .for .maximum .stability .
ATC probe –
Measures .sample .temperature .and .inputs .data .to .
microprocessor .for .automatic .temperature .compensation .(ATC) .
Calibration Port –
Allows .introduction .of .standards .to .sample .reservoir .
during .calibration .
Air Pump –
Use .to .mix .sample .during .both .measurement .and .calibration .
Right Air Valve –
Adjust .airflow .to .flow .cell . . .Controls .airflow .for .mixing .
sample .
Left Air Valve –
Adjust .airflow .to .flow .cell . . .Controls .airflow .for .siphon .of .
sample .
LCD Display –
Provides .digital .readouts .of .concentration, .temperature, .
millivolts .and .error .codes . .
Keypad –
Consists .of .five .mode .keys, .four .prompt .indicator .lights, .two .
scroll .keys .and .one .key .for .entering .data . . .Mode .and .error .indicators .are .
also .incorporated .on .keypad . .
Status Indicator –
2 .LED .lights .that .illuminate .according .to .current .status .
of .the .instrument .
Green Light:
indicates .system .is .in .correct .working .condition .
Yellow Light:
indicates .a .warning, .system .in .hold, .or .maintenance .is .
required .
Red Light:
indicates .something .is .seriously .wrong .
Note:
When .either .the .yellow .or .red .LED .is .lit, .there .may .be .an .entry .
in .the .diagnostic .menus .indicating .the .error . . .Logging .feature .must .be .
initiated .in .the .setup .menu . . .Refer .to .
Chapter III, Use of Setup Mode
.for .
instructions . . .
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