4 Description of function
28
R-220 Pro Continuous Operation Manual, Version A
Position
Drawing
Description
a
LAN Interface RJ-45
b
See master drawing for appearance
and mounting position
The optional vacuum valve must be installed in case a 3rd
party vacuum pump is used It is a safety device to control the
vacuum level
c
The optional cooling water valve interrupts the water flow in
order to effectively reduce the water consumption It must be
installed in serial after the cooling water source
See Operation Manual of the
connected device(s)!
BUCHI COM bus sockets with power over bus connector Suit-
able BUCHI devices: Vacuum pump, vacuum controller, chiller
Cooling water flow sensor (optional)
Up to two optional level sensors can be connected - one per
receiving flask Once the liquid level inside the receiving flask
reaches the sensor, the alarm output will be triggered
Vapor temperature sensor, measures the entry temperature of
the vapor before the condenser
Cooling water temperature sensor Must be looped-in between
cooling water source outlet and cooler/cooler assembly of the
Rotavapor
®
TO
P
