Output Buffer - Varian Turbo-V 81-AG Instruction Manual

Output Buffer

Offset Size Unit
Byte Byte Res
0 1
1 2 Hz
3 2 Hz
Range
B = Start/Stop
7
0 = Stop, 1 = Start
B = Low Speed
6
This bit set the pump target speed to "low speed value"
(Output Buffer, Offset 3), otherwise the target speed is
set to "high speed value" (Output Buffer, Offset 1).
0 =Off, 1 =On
B – Soft Start
5
This bit activates the soft start function which run-up the
pump smoothly. Please activate this function only if the
pump has been stopped for at least3 months.
0 = On, 1= Off
B = Vent Valve Command
4
0 = Close
1 = Open
Valid only if in Par Buff, Offset-19, B
B = Purge Valve Command
3
0 = Close
1 = Open
Valid only if Par Buff, Offset-19, B
B – Not used
2
B = Operating Mode
0-1
These bits define from which source the controller has to
get commands (readings are always available). In order
to operate the controller by Profibus these bits must be
set to 3.
0 = Remote I/O
1 = Serial
2 = Front panel
3 = Profibus
1100 - High Speed Value
1350
Set the high rotational speed value
1100 - Low Speed Value
1350
Set the low rotational speed value
102
Description
=1
0
=1
0
WIN Serial
000
001
100
122
145
008
120
117
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