Replace The Batteries; Troubleshooting - HACH LANGE Pocket Colorimeter II Manual Básico Del Usuario

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  • MEXICANO, página 74
Special cleaning methods are necessary for individual procedures.
When a brush is used to clean sample cells, take extra care to avoid
scratches on the interior surfaces of the sample cells.

Replace the batteries

Replace the batteries when the battery power level is low. Refer to
Install the batteries

Troubleshooting

Error
Description
E-0
No zero
E-1
Ambient light
error
E-2
LED error
Standard adjust
E-3
error
E-6
Abs error
on page 7.
In user calibration mode, a standard solution
was measured before the instrument zero was
set. Measure a blank solution to set the
instrument to zero.
There is ambient light in the cell holder. Make
1
sure that the instrument cap is fully installed
over the cell holder.
1
The LED (light source) is out of regulation.
Replace the batteries. Make sure that the LED
in the cell holder comes on when
pushed.
• The measured value of the standard solution
• The standard solution is not within the
• Make sure that the concentration of the
The absorbance value is not correct or the
user-entered calibration curve has fewer than
two points. Enter or measure the absorbance
value again.
is more than the adjustment limits. Prepare a
fresh standard.
concentration range that can be used for
standard calibration adjust. Prepare a
standard with a value at or near the
recommended concentrations given in the
procedure.
standard solution is entered correctly.
Solution
English 17
or
is

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