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USE PROCEDURE
Controller Startup
To startup the controller plug the power cable into a
suitable power source and set the line switch to the
position 1.
Starting the pump
To start the pump press the START push-button on the
controller front panel.
Pump Shutdown
To shutdown the pump press the STOP push-button on
the controller front panel.
MAINTENANCE
The Turbo-V 550 series controller does not require any
maintenance. Any work performed on the controller
must
be
carried
out
Controller 969-9444 and 969-9544 rear panel
by
authorized
personnel.
1. Logic input signals connectors
supplied with link).
2. Logic output signals connector and pump current monitor.
3. Power output connector (120 Vac,1 A for pump cooling
fan).
4. Pump cord.
5. Controller power entry module consisting of mains fuses,
voltage change over, mains socket and EMC filter.
6. Power output connector (120 Vac) for vent device,
forepump contactor coils etc.
7. Provision for RS232 communication port connector
(provide as an option).
When a fault has occurred it is possible to use the
Varian repair service. Replacement controllers are
available on an advance exchange basis through
Varian.
!
Before carrying out any work on the controller,
disconnect it from the supply.
If a pump is to be scrapped, it must be disposed off in
accordance with the specific national standards.
ERROR MESSAGES
For a certain type of failure, the controller will self-
diagnose the error and the messages described in the
following table are displayed.
47
INSTRUCTIONS FOR USE
(mating connector
WARNING!
87-900-873-01 (C)
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