Varian Turbo-V70 Manual De Instrucciones página 53

The controller installed into the customer system must
be positioned so that cold air can flow through the PCB
components. 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 O °C to +40 °C
•
relative humidity: 0 - 95%
(without conden-sation).
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 Informations". Some procedures can be
executed with controller 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.
!
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.
USE PROCEDURE
Controller Startup
To startup the controller plug the power cable into a
suitable power source.
Starting the pump
To start the pump send the START command to related
pins of the input connector (pin 1 - 6 of P1 connector),
or, when the hand held terminal is available, press the
START pushbutton.
Pump Shutdown
To shutdown the pump remove the START command
from the related pins of the input connector (pin 1 - 6 of
P1 connector), or, when the hand held terminal is
available, press the STOP pushbutton.
NOTE
following environmental
information and operating
WARNING!
MAINTENANCE
The Turbo-V 70 series controller does not require any
maintenance. Any work performed on the controller
must be carried out by authorized personnel. 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 controller is to be scrapped, it must be disposed of
in accordance with the specific national standards.
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 pumplife.
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.
Hand Held Terminal Control Panel
47
INSTRUCTIONS FOR USE
WARNING!
for LOW SPEED
87-900-883-01 (C)
mode