Hach POCKET COLORIMETER II Instruction Manual page 75

4. Enter the concentration value and absorbance value of the first data pair
(S0, A0).
5. To enter the S0 value, press
the numerical value, then press the
advance to the next decimal place. Repeat this sequence until the S0
concentration value is entered.
6. After editing the S0 value, press
the display.
7. To enter the absorbance value for S0, press the
mode. Use the
READ/ENTER
Repeat this sequence until the absorbance value for S0 is entered.
8. After entering A0, press
display.
9. Repeat steps
the calibration curve
Note: After A1 is entered, Add will appear in the display. If additional data pairs are to be
entered, press
READ/ENTER
key to select the numerical value, then press the
ZERO/SCROLL
key to accept the entry and advance to the next decimal place.
READ/ENTER
5 through 8 for each standard value and absorbance value pair in
READ/ENTER
User-Entered Calibration,
. Use the
READ/ENTER
to accept. "A0" will appear on
READ/ENTER
READ/ENTER
to accept. "S1" will appear on the
and continue with step 9.
2—21
key to select
ZERO/SCROLL
key to accept the entry and
key to go to entry
continued