Vacuum pump system SCC 950
Operating the vacuum pump system
Translation of original Operating Instructions, English, KNF 304771-304773 07/18
27
8. Operating the vacuum pump system
8.1. Hand terminal
8.1.1. General functions and displays
1
Upper grip
2
Touchscreen
3
I/O switch
4
Power supply socket 24 V
DC
5
Rotary knob for:
adjusting pump speed
and setpoint pressure
switching to manual
operation
Fig. 9: Hand terminal
The vacuum pump system is operated via the hand terminal with
the aid of:
a rotary knob (Fig. 9/
5
) and
a touchscreen (Fig. 9/
2
).
The
rotary knob
has the following functions:
Rotate the knob: Changes pump capacity or the selected
pressure setting (depending on selected operating mode).
Press the knob: Interrupts the active process and switches
to manual process control (pressing causes evacuation).
Touchscreen
contents:
Display of the most important process variables (Fig. 10,
page 28);
Menus for selecting the operating mode and units for pres-
sure display (Fig. 11, page 29);
Operating keys (Fig. 11, page 29) with the functions:
−
Start and stop the process;
−
Open and close the ventilation valve;
−
Open and close the high-performance condenser's coolant
valve (accessory).
Picking up and replacing hand terminal
Remove the hand terminal from the vacuum pump system or the
charging station:
Hold the hand terminal by the upper grip (Fig. 9/
1
) and pull until it
releases.
Replace hand terminal as follows:
Replace the hand terminal on the vacuum pump system by putting
its base onto the holder for the hand terminal (Fig. 2/
5
, page 13) or
