Technical Information; Controller Controls, Indicators And Connectors - Varian Turbo-V 250 969-9423 Bedienungshandbuch

INSTALLATION
!
The Turbo-V controller is equipped with a 3-wire power
cord and plug (internationally approved) for user's
safety. Use this power cord and plug in conjunction with
a properly grounded power socket to avoid electrical
shock. The controller model 969-9425 is not equipped
with the power cord. It can be requested as an
accessory; detailed information is supplied in the
paragraph "Accessories and Spare Parts" of the
appendix "Technical
developed in the controller can cause severe injury or
death. Before servicing the unit, disconnect the input
power cable.
The Turbo-V controller can be used as a bench unit or a
rack module, but it must be positioned so that free air can
flow through the holes. Do not install or use the controller
in an environment exposed to atmospheric agents (rain,
snow, ice), dust, aggressive gases, or in explosive
environments or those with a high fire risk.
During operation, the
conditions must be respected:
•
temperature: from 0 °C to +40 °C
•
relative humidity: 0 - 95% (without condensation)
To connect the controller to the pump use the specific
cable supplied with the controller.
The controllers model 969-9423 and 969-9523 are
supplide with the pump cable fixed to the controller rear
panel. The controller model 969-9425 is not equipped
with the pump cable. It can be requested as an
accessory; detailed information is supplied in the
paragraph "Accessories and Spare Parts" of the
appendix "Technical Informations". It must be connected
between the controller connector J16 and the pump
connector. The two connectors at the two cable extremity
cannot be connected in a wrong way.
See the appendix "Technical Information" for
detailed information about the above mentioned
and the other connections, and about the options
installation.
USE
This paragraph describes the fundamental operating
procedures. Detailed
procedures that involve optional connections or options
are supplied in the paragraph "USE" of the appendix
"Technical Information". Some procedures can be
executed with controller 969-9425 only when the
accessory "Hand held terminal" is available. Make all
vacuum manifold and electrical connections and refer
to Turbo-V pump instruction manual prior to operating
the Turbo-V controller.
WARNING!
Information". High voltage
NOTE
following environmental
NOTE
information and operating
To avoid injury to personnel and damage to the
equipment, if the pump is laying on a table make sure it
is steady. Never operate the Turbo-V pump if the pump
inlet is not connected to the system or blanked off.
The input signal J1 connector should be left in position
including the shipping links if no external connections are
made. The forepump and the Turbo-V pump can be
switched on at the same time.

Controller controls, indicators and connectors

The following paragraph illustrates the Controller hand
held terminal and interconnection panel. More details
are contained in the appendix "Technical Informations".
1. Keyboard
push-button
selection. It is active only when the front panel
operation has been selected. Pressed once, the pump
runs at about 2/3 of the nominal speed. To unselect the
mode, press the push-button again.
2. Keyboard push-button for START, STOP, RESET
mode selection. It is active only when the front panel
operation has been selected. By pressing once the
starting phase begins; if pressed again it stops the
pump. If the pump has been stopped automatically by
a fault, this push-button must be pressed once to reset
the controller and a second time to restart the pump.
3. Keyboard push-button to recall on the display the cycle
number, cycle time and pump life.
4. Keyboard push-button to recall on the display the pump
current, pump temperature, pump power and rotational
speed. It is always active regardless of the operating
mode selected. Push-buttons 3 and 4, if pressed
together for at least 2 seconds, put the controller in a
routine where it is possible to program some operation
parameters.
5. LCD back-lighted alphanumeric display: dot matrix 2
lines x 16 characters.
Controller 969-9423, 969-9523 and
Hand Held Terminal Front Panel
46
INSTRUCTIONS FOR USE
!
WARNING!
NOTE
for LOW SPEED
87-900-852-01 (B)
mode