General Information
I-9
Thermo Scientific Orion 2120XP Calcium Hardness Analyzer User Guide
ATC Probe –
Measures the sample temperature and inputs the data to the
microprocessor for automatic temperature compensation (ATC).
Calibration Port –
Allows introduction of standards to the sample reservoir
during calibration.
Air Pump –
Used to mix the sample during both measurement
and calibration.
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 –
Two LED lights that illuminate according to current
status of the analyzer.
Green Light:
Indicates that system is in correct working condition.
Yellow Light:
Indicates a warning, system in hold or that
maintenance is required.
Red Light:
Indicates that something is seriously wrong.
Note:
When either the yellow or red LED is lit, there may be an entry in
the diagnostics mode that indicates the error. The logging feature must be
initiated in the setup mode. Refer to
Chapter III, Use of the Setup Mode
for instructions.
