Hach POCKET COLORIMETER II Instruction Manual

2—25
User-Entered Calibration, continued
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.)
5. Press
READ/ENTER to delete. Repeat for all points to be deleted.
5957088.book Page 25 Friday, March 22, 2013 3:54 PM

Hach POCKET COLORIMETER II Specifications

General

Measurement Method	Colorimetric
Display	LCD
Operating Temperature	0 to 50 °C
Storage Temperature	-40 to 60 °C
Waterproof Rating	IP67
Weight	0.23 kg
Light Source	LED
Range	Varies by parameter
Wavelength	Varies by parameter
Battery Life	Approximately 2000 tests