BUCHI Vacuum Controller V-855 - Manual (Page 32)

6 Operation
32 V-850/855 Operation Manual, Version E
6 .5 Vacuum Controller V-850/855 main screen in Gradient mode
When you switch on the vacuum controller, first the instrument type and the software version are
displayed, then the main screen appears. In the following the main screen of the Gradient mode (only
V-855) is described:
1 2 3 4
6
7
13
11
10
9
5
12
8
15 14 a Functional button for Continuous mode
b Functional button to open the main menu
c Functional button to show the pressure course
curve
d Functional button to define a new program or edit
an existing one
e Name of program currently running
f Symbol for the connected instrument
g Symbol for connected temperature sensor
h Selected pressure unit
i Digital display of actual system pressure
j Symbol for connected cooling water valve
k Symbol for Vacuum Pump 700/710, when no
such pump is connected, the valve symbol is
diplayed .
l Analog display of actual system pressure (thin
needle indicating the set and thick needle the
acutal value)
m Number of program step currently running and
time current step is already active
n Set system pressure
o Indication of selected mode
NOTE
The display of the main screen in Gradient mode when a chiller is connected is similar to the example
in section 6.2.