VACUUBRAND VNC 2 User Manual
Page 17
Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999161 / 27/03/2012
serial interface
RS 232 C
plug socket for connection
of a NT VARIO pump
(VACUU•BUS)
vacuum connection
for PTFE hose DN 10/8 mm
Connections
plug socket for connection of
NT VARIO pump or pumping unit
connection mains cable:
permitted voltage and current at the IEC plug:
see rating plate of the NT VARIO pump or pumping unit
fuse carrier
Function of keys and display see VNC 2!
on/off switch
for NT VARIO pump /
pumping unit
VNC 2 VARIO E
(built-in version to be assembled at a front plate)
Version for vertical assembly
socket for connection of
coolant valve, venting
valve, level sensor,
external pressure trans-
ducer (VACUU•BUS)