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GENERAL INFORMATION
This equipment should only be used by trained
professionals. The user should read this instruction
manual and any other additional information supplied
by Varian before operating the equipment.
Varian will not be responsible for an events caused by
non-compliance
to
operational
authorised modifications of the equipment, or any
action not sanctioned by national standards.
Detailed information is supplied in the appendix
"Technical Information".
This manual uses the following standard protocol:
!
WARNING!
The warning messages are for attracting the attention
of the operator to a particular procedure or practice
which, if not followed correctly, could lead to serious
injury.
CAUTION!
The
caution
messages
procedures which, if not followed, could cause damage
to the equipment.
NOTE
The notes contain important information taken from the
text.
All manuals and user guides at all-guides.com
procedures,
non
are
displayed
before
CONTROLLER DESCRIPTION
Varian's MidiVac controller is a ion pump controller.
The unit can be factory configured according to the
customer's needs, or the user can order separately the
option cards relevant to the serial communication and
the Set Point function.
The controller can be configured with two connectors in
order to power two ion pumps. In this case the
displayed current values are the sum of the currents
relevant to the two pumps.
The base versions of the MidiVac are detailed in the
following table (the polarity of the voltage is not user
configurable):
DESCRIPTION
Base unit with 120 Vac
power supply and
negative polarity
Base unit with 120 Vac
power supply and positive
polarity
Base unit with 230 Vac
power
supply
and
negative polarity
Base unit with 230 Vac
power supply and positive
polarity
STORAGE
When transporting and storing the controllers, the
following environmental requirements should not be
exceeded:
•
Temperature:
from -20 °C to +70 °C
•
Relative humidity: 0 to 95% (without condensing)
19
INSTRUCTIONS FOR USE
P/N
929-5000
929-5004
(single
(double
connector)
connector)
929-5001
929-5005
(single
(double
connector)
connector)
929-5002
929-5006
(single
(double
connector)
connector)
929-5003
929-5007
(single
(double
connector)
connector)
87-900-080-01 (D)
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