Hach POCKET COLORIMETER II, Instruction Manuals

Page: 100 / 116

2—24
User-Entered Calibration,
continued
Note: When a factory calibration curve has been edited, the “calibration adjust” icon will
appear in the display.
Exiting the Calibration Routine
Exit the calibration routine by pressing the
MENU
key to return to measurement
mode. The instrument uses the last completed user-entered calibration or the
factory calibration if no user-entered calibration has been completed.
Deleting Calibration Points
1. Select the range containing user-entered calibration points. See Switching
Ranges on page 2—4 .
2. Press and hold the
MENU
key until “USER”, then “CAL” appears. Press
READ/ENTER
.
Note: Calibration points can also be deleted in Edit mode.
3. Press
ZERO/SCROLL
to select the point to delete (e.g., S0 or S1 or S2). Press
READ/ENTER
.
4. The left digit will flash. Press
ZERO/SCROLL
until “dEL” appears. (“dEL” will
appear after the numeral 9.)