Keys And Functions - Thermo Scientific Orion AQUAfast AQ3010 User Manual

Keys and
Functions
READ
ENTER
Figure 3
Keypad
Thermo Scientific Orion AQUAfast AQ3010 Turbidity Meter User Guide
The keypad has five keys: ON/OFF, CAL,
Key Functions
Powers on and off the meter. The meter automatically
shuts off 20 minutes after last key press to conserve the
CAL
battery life.
Initiates the calibration mode of the meter. When pressed,
READ
the meter is set to accept the first calibration standard.
ENTER
CAL
It is also used to exit the calibration mode if the user does
not want to follow the complete calibration procedure.
When in measurement mode, the READ/ENTER key is used
to perform a measurement.
Single-shot measurements: When the key is pressed and
released immediately (a quick key stroke of less than 0.3
seconds), the display will blink [-Rd-] ten times and display
the measured value.
READ
Continuous measurements: If the READ/ENTER key is
ENTER
pressed and held, the instrument will perform a continuous
measurement during which the display is updated every
2 seconds. This can be used for indexing vials. (This
function is not available in calibration mode). After
the READ/ENTER key is released, the instrument will
automatically perform a single-shot measurement.
Active only during calibration mode. These scroll keys are
used to select the next calibration point.
Note: After the successful calibration of one point, the
meter automatically selects the next calibration point, or
automatically exits the calibration mode after the fourth
calibration point.
read
enter
CAL
READ
CAL
ENTER
READ
ENTER
cal
Turbidity Meter
, and READ/ENTER .
▲ ▼
CAL
5