Hach POCKET COLORIMETER II Instruction Manual

2—21
User-Entered Calibration, continued
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.
4. Enter the concentration value and absorbance value of the first data pair
(S0, A0).
5. To enter the S0 value, press
READ/ENTER. Use the ZERO/SCROLL key to
select the numerical value, then press the
READ/ENTER key to accept the
entry and advance to the next decimal place. Repeat this sequence until
the S0 concentration value is entered.
6. After editing the S0 value, press
READ/ENTER to accept. “A0” will appear on
the display.
7. To enter the absorbance value for S0, press the
READ/ENTER key to go to
entry mode. Use the
ZERO/SCROLL key to select the numerical value, then
press the
READ/ENTER key to accept the entry and advance to the next
decimal place. Repeat this sequence until the absorbance value for S0 is
entered.
5957088.book Page 21 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