Agilent Technologies TwisTorr 305 FS User Manual page 173

Output Buffer
Tab. 19 Output buffer
OFFSE SIZE
UNIT RES
T BYTE BYTE
0 1
1 2 Hz
3 2 Hz
TwisTorr 305 FS Remote Controller User Manual / 87-901-059-01
RANGE DESCRIPTION
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-20, B
B = Purge Valve Command
3
0 = Close, 1 = Open
Valid only if Par Buff, Offset-20, 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
Technical Information
Profibus Option
WIN
SERIAL
000
001
100
122
=1
0
145
=1
0
008
120
117
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