ALTANA LC 4 - Manual (Page 22)

Operation BYK LC 4
22
AutoRead
(drift control)
The calibration procedure automatically activates the AutoRead function.
The display of the unit flashes during the AutoRead measurement.
The current AutoRead measurement can be terminated at any time (without
accepting the current value) by pressing <
E>.
Calibration data The calibration data is stored in the sensor module. It contains the value of
the determined cell constant. The value of the determined cell constant is
displayed after a valid calibration and is accessible any time.
Calibration status The meter has a simple display of the calibration status.
4.4.1 Adjusting the cell constant manually
You can adjust the cell constant manually as follows:
Display indication Calibration status
A valid calibration is available.
flashes Prompt to calibrate or adjust the cell constant. It is
still possible to measure.
Causes:
– The calibration interval has expired
– The cell constant that can be calibrated was
reset to the delivery condition (e. g. after a
reset)
– The last calibration was erroneous (error
message, Err3)
No sensor symbol on
the display. The meter measures with an adjusted cell
constant
1 Open the setting menu for the cell constant with < C>.
The display shows the setting last selected.
2 If necessary, press < "_> repeatedly until the CELL display
appears.