KNF SC 950, Руководство по эксплуатации, Страница: 31 / 64

Vacuum Pump System SC/SEM/SH/SR950 Operating vacuum pump system
Translation of original Operating Instructions, English, KNF 125549-125552 07/18 31
8. Operating vacuum pump system
8.1. Hand terminal (only SC 950)
8.1.1. General functions and displays
1 Upper grip
2 Touchscreen
3 I/O switch
4 DC input 24 V
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: Changes pump capacity or the selected pressure
setting (depending on selected operating mode).

Press: Interrupts the active process and switches into manual
process control (pressing effects an evacuation in this case).
Touchscreen contents:

Display of the most important process variables (Fig. 10,
page 32).

Menu for selecting operating mode and units for pressure
display (Fig. 11, page 33).

Operating buttons (Fig. 11, page 33) with the following func-
tions:
−
Start and stop the process;
−
open and close the ventilation valve;
−
open and close the high-performance condenser's coolant
valve (accessory).
Removing and replacing the hand terminal
To remove the hand terminal from the vacuum pump system:
grasp the upper grip of the hand terminal (Fig. 9/
1 ) and pull until it
releases, and then remove it.
Replacing the hand terminal:
Insert the bottom of the terminal into the holder provided in the
vacuum pump system (Fig. 2/
5 , page 13); then push firmly on the
upper grip of the terminal (Fig. 9/ 1 ) until it clicks into place.