Functions of the operating and display elements
21
Display elements of the function keys
The Testomat
®
Modul CL has three display elements:
Manual
,
Alarm
and
100%
.
Each element consists of:
1. Symbol
2. LED
3. Function key
The LEDs and function keys can adopt 3 states:
-
OFF
-
Light up
-
Flash
You can find the display elements’ different statuses and their mean-
ings in the following table:
Display elements and their states
Meaning
Manual
lights up green:
The device is now ready for operation.
Manual
flashes green:
An analysis is currently being performed.
LEDs above
Manual
and
Alarm
light up yellow:
The USB interface is active for communication with
the computer.
LED above
Manual
flashes
yellow:
The device is in standby mode, i.e. it does not per-
form further analyses.
Manual
is on or flashes and
the LED above
Manual
is on
A measurement phase is running.
Manual
button in-
dicates whether an analysis is currently being per-
formed (flashing) or not (lit).
Alarm
lights up red:
An error has occurred.
Alarm
flashes red:
A temporary malfunction has occurred (water short-
age, turbidity, dirt contamination).
LED above
Alarm
lights up
yellow:
Maintenance must be performed.
100%
lights up red:
The reagent stock is depleted.
100%
flashes red:
The reagent stock is only sufficient for less than 50
analyses.
