
Table 12: Traffic light LEDs
LED
Description
Green
Readiness for operation
Yellow
Warning (one or more warnings)
Red
Alert (one or more alerts)
LED for pump operating status
This LED indicates the operating status of the pumps:
Table 13: LED for pump operating status
LED
Description
Green
Pump ready for operation
Flashing green
Pump running
Yellow
Pump OFF (manual-0-automatic selector switch set to "0")
Flashing yellow
Pump running in manual mode
Manual-0-automatic selector switch set to "manual" (non-
locking button)
Red
Pump blocked by alert or no enable signal
"High water" LED
If a high water alert is output, the red LED lights up. The pumps are started with high
priority (except if sensor of ATEX-compliant models is defective). Alerts with a higher
priority overwrite the high water alert.
7.1.2
Display
The following information is displayed:
Fig. 22: Display
1
Parameter
2
Parameter/measured value
3
Alert
7.1.3
Navigation keys
For navigating through the menus and confirming settings:
Table 14: Control unit: navigation keys
Key
Description
Arrow keys (up/down):
▪
Move up/down in the menu options.
▪
Increase/decrease a numerical value
Esc
Escape key:
▪
Cancel entry without saving it.
▪
When entering numbers: Go to the previous digit.
▪
Move up one menu level.
OK
OK key:
▪
Confirm settings.
▪
Confirm a menu selection.
▪
When entering numbers: Go to the next digit.
7 Operation
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