low reagent content
The Colormetry CMU 324 unit performs a self-diagnosis at regular intervals.
If „NEW CARTRIDGE“ is displayed during self-diagnosis, the remaining content of the reagent is low and the error message „EVALUATION ERROR“ may appear.
→ The reagent cartridge should be replaced soon
The alarm "lack-of-reagent" [output 3 terminals 7 + 8] is issued when the unit has performed a certain number of analysis intervals.
Requirement for a correct timing of the "lack-of-reagent" alarm is the counter reset was correctly carried out when the cartridge was replaced.
cartridge water hardness
alarm is issued if 3000 analysis-intervals are performed
after alarm was issued still 300 analysis-intervals are available in reserve
cartridge free chlorine
alarm is issued if 1000 analysis-intervals are performed
after alarm was issued still 100 analysis-intervals are available in reserve
→ in case of issued alarm the reagent cartridge must be replaced
analysis counter reset
When removing the cartridge from the device, the buzzer sounds as a warning signal.
When the "Buzzer Reset"-button is pressed immediately after a service cartridge is removed, the internal cartridge-replacement-counter is reset
→ Insert a new cartridge
If you do not want to reset the internal analysis counter,
wait longer than 60 seconds before you acknowledge the buzzer.
work flow cartridge replacement