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EN-US · 30.30.00.00422 · 08 · 09/22
Meaning of the Vacuum Limit Value LEDs
The LEDs for the vacuum limit values H1 and H2 indicate the current level of the system vacuum relative
to the configured limit values. The display is independent of the switching function and the assignment of
the output.
Display
Ejector state
LEDs are both off
Rising vacuum:
Vacuum < H2
Falling vacuum:
Vacuum < (H2-h2)
H2 LED lit steadily
Rising vacuum:
Vacuum > H2 and < H1
Falling vacuum:
Vacuum > (H2-h2) and < (H1-h1)
Both LEDs continuously lit
Rising vacuum:
Vacuum > H1
Falling vacuum:
Vacuum > (H1-h1)
Additional Display Functions on the LED Bar Display
The current system vacuum is always displayed in the 8-digit LED bar display.
LED bar display
Meaning
Max. LED lights up briefly
Supply pressure present, otherwise no LED is active
Entire LED bar lights up Max. LED flashes rapidly
Vacuum > permitted range
Max. LED flashes rapidly
Voltage supply > permitted range
10% LED flashes rapidly
Vacuum < permitted range (for example, during
blow off)
