HACH LANGE Pocket Colorimeter II Basis Bedienungsanleitung Seite 18

Error Description
E-7 Standard value
error
E-9 Flash error
The reading is
Reading more or less than
flashes the instrument
range.
1
When an E-1 or E-2 error occurs on a measurement, the display shows
"_.__". The decimal place depends on the chemistry. If the E-1 or E-2 error
occurs while the instrument is set to zero, set the instrument to zero again.
2
The flashing value will be 10% over the upper test range limit.
Replacement parts
Personal injury hazard. Use of non-approved parts may cause
personal injury, damage to the instrument or equipment malfunction.
The replacement parts in this section are approved by the
manufacturer.
Note: Product and Article numbers may vary for some selling regions. Contact
the appropriate distributor or refer to the company website for contact
information.
18 English
The standard solution concentration is equal to
another standard solution concentration that is
already entered in the user-entered calibration
curve. Enter the correct standard concentration.
The instrument is not able to save data.
If the reading is less than the instrument range,
make sure that the instrument cap is fully
installed over the cell holder. Measure a blank.
If the blank reading is not zero, set the
instrument to zero again.
If the reading is more than the instrument
range, identify if there is a light blockage in the
2
cell holder. Dilute the sample. Do the test again.
For factory-calibrated programs, the maximum
and minimum values always equal the factory-
calibrated values and cannot be changed.
W A R N I N G
Solution