2—20
User-Entered Calibration,
continued
16. Press the
MENU
key twice to exit and accept the changes. The instrument will
use this calibration to determine the displayed concentration of future sample
measurements.
Entering a Predetermined Calibration Curve
Note: Entering a predetermined calibration curve requires at least two data pairs. Each data
pair requires a concentration value and the absorbance value for the given
concentration. Up to 10 data pairs may be entered. This procedure uses the
Edit mode.
1.
Turn on the instrument and select the range to be calibrated. An arrow at the
top of the display will point to the selected range. To change ranges, press the
MENU
key, then use the
READ/ENTER
key to toggle between ranges 1 and 2.
Press
MENU
again to return to measurement mode.
2.
Press the
MENU
key and hold it down until the display shows “USER”, followed
by “CAL”. Press
ZERO/SCROLL
to scroll to EDIT. Press
READ/ENTER.
3.
In uncalibrated meters or in Abs range, “RES” will appear. Press
ZERO/SCROLL
.
To change the resolution (decimal placement), press
READ/ENTER
. Press
ZERO/SCROLL
to select the new resolution, then press
READ/ENTER
to accept.
“S0” will appear on the display.
Содержание POCKET COLORIMETER II
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Страница 73: ...1 73 pH continued 10 Press READ ENTER The display will show followed by results in pH units...
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