Activate the red alarm LED above key 4 (horn) as follows:
LED
•
Flashes
Calculation shows that the indicator filling level is
zero
•
No or insufficient indicator in the measuring
chamber after dosing
•
Optical fault
•
The instrument is operated outside of the specifi-
cation (e.g. low temperature or with expired indi-
cator)
•
Illuminates
Indicator filling level is between >0 and 10%
•
All other errors
Error messages are output via the current interface. The following
status/error messages are possible:
(acknowledgeable by pressing key 4)
Indicator is empty (not acknowledgeable) or
no or insufficient indicator in the measuring
the instrument is operated outside of the specifi-
cation (e.g. low temperature or with expired indi-
If one of the errors from E1 to E4 occurs, the corresponding LED on
the device lights up steadily.
After the error has been acknowledged with the alarm button, the
LED will show the indicator status again.
Error messages/Troubleshooting
Cause
Pause
Good measurement
Poor measurement
Low water level
Low indicator level < 10%
optical fault or
chamber or
cator)
5 mA
8 mA
11 mA
14 mA
17 mA
20 mA
35