Key Parameter | Application Explanation
Equivalent to
[010] = 0 or 1
Pumping station on/off: Starts/shuts down all compo-
nents according to their configuration
Malfunction acknowledgment (reset): Resets active er-
ror messages, provided that the cause has been rectified.
[308] --> [309] Scroll forward in parameter set
[309] --> [308] Scroll back in parameter set
Press simultaneously Editing mode: Allows the setting of parameter options
The arrow - - - > on the display indicates the option selec-
tion
Press again simultaneous-
ly
Selection mode: Confirms the selection ("change con-
firmed")
Tbl. 21: Description of key functions on control panel
7.5 Displaying and configuring parameters
Each parameter has a three-digit number and a description. The value of each parameter is always
readable. You can select and edit control commands and set value settings.
Function Actuation Effect
Select parame-
ter
Select parameter num-
ber with key or
The selected parameter is displayed in line 1, and the
associated value in line 2
Holding the key pressed
will allow rapid scrolling
Set parameters
Press keys si-
multaneously
● Edit mode for the selected parameter is active
● An arrow (––►) is displayed at the beginning of the
second line in the LCD
Modify param-
eter value
Reduce or increase val-
ue with key or ,
or change option.
Acknowledge
parameter
Press keys si-
multaneously
● Parameter for Line 1 is selected
● Line 3 displays: "change confirmed", if no 2nd dis-
play value was selected (see [P:795]
● Editing mode for the selected parameter is com-
plete; the arrow (––►) disappears
Tbl. 22: Selecting and editing parameters
Conditions for automatic termination of the Edit mode
●
Input disruption or no key operation for more than 10 sec.
●
Occurrence of an error
●
Press the "ON/OFF" key
●
If Line 3 = empty , "data not changed" will be displayed.
7.6 Configuring the connections with the Pfeiffer Vacuum parameter set
The electronic drive unit is pre-configured with the factory default basic functions and is ready for opera-
tion. For individual requirements, you can configure most connections for the electronic drive unit with
the parameter set.
7.6.1 General
Restoring factory settings
The electronic drive unit is pre-programmed ex factory for operating the turbopump without additional
configuration.
►
If necessary, restore the factory settings via parameter [P:095].
Operation
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