4 Messages
During leak detection operations, the LCD display (3/2)
will indicate information which supports the operator
operating the UL 200. Besides measurement data also
current equipment conditions, operating hints as well as
warnings and error messages can be displayed.
4.1 Equipment Messages
All messages are listed in the following table in alphabe-
tical order.
LCD text display Meaning
————————————————————————
Abort with <Clear> Function can be terminated
by pressing the „CLEAR“
push-button.
Are you sure ? <enter> Is this function to be continu-
ed? Continue by pressing the
ENTER push-button (4/8).
The function can be termina-
ted with „CLEAR“.
Cal-Leak: x.xE-xxmbarl/s The value of the external cali-
brated leak can be entered.
Calibration finished The calibration process has
finished.
Calibration stopped The calibration process has
been stopped.
Close Cal-Leak <enter>, The external calibrated leak
should now be closed. Conti-
nue by pressing the ENTER
push-button (4/8).
Connect Testleak <enter> Connect the external calibra-
ted leak to the test port (3/2)
or the test sample, open cali-
brated leak.
Emission OFF ==> ON The emission of the mass
spectrometer (MS) is off and
will now be switched on.
The corresponding LED L4
(4/13) on the control panel
flashes.
Evacuation PE=x.xE-x The test sample connected to
the test port (3/2) is pumped
down. The inlet pressure is
displayed.
GROSS/FINE = x.xxx The GROSS/FINE conversion
factor is displayed.
Invalid Key Operation of this push-button
is not allowed in this mode.
Keyboard locked The keyboard has been
locked. If required, unlock
through menu item 14. The
ZERO function is accessed
via the OPTIONS socket (snif-
fer line, for example).
LCD text display Meaning
————————————————————————
LEYBOLD INFICON First message to appear after
the instrument has been swit-
ched on.
LR = x.xE-xx mbar·l/s Indication of the leak rate in
the unit mbar·l·s
-1
.
LR = x.xE-xx Pa m
3
/s Indication of the leak rate in
the unit Pa Pa m
3
/s.
LR=x.xE-xx PE=x.xE-x Simultaneous display of leak
rate and inlet pressure in the
unit which has been selected
(menu item 12).
No Cal in Menu Calibration can not be called
up as long as the menu is
open. First exit the menu by
operating the MENU push-
button (4/7).
No Gasballast allowed The gas ballast valve can only
be opened in the Standby
mode. Operate STOP push-
button (5/2).
No Int. Cal-Leak Internal calibration can not be
run. Either a calibrated leak
has not been built in or its
value has not been entered
(service menu item 81).
No Menu in Cal A calibration is running at the
moment. The menu can not
be selected. Terminate the
calibration process or cancel
it by pressing the CLEAR
push-button (4/10).
No Zero in CAL During calibration the ZERO
push-button is disabled. Ter-
minate the calibration process
or cancel it by pressing the
CLEAR push-button (4/10).
No Zero in Standby The ZERO function can not
be run in the Standby mode.
No Zero in Vent The ZERO function can not
be run in the Vent mode.
Open Cal-Leak <enter> Open the externally fitted cali-
brated leak and continue the
calibration process by pres-
sing the ENTER push-button
(4/8).
Password 1 changed The password has been suc-
cessfully changed.
Password 2 changed The password has been suc-
cessfully changed.
Password 1 locked The first password has not
been entered. Access to the
extended menu (menu lines
10 to 49) is restricted. The
default password is 0013.
Password 2 locked Access to the service menu
item has been restricted and
no changes can be made.
35
TH 10.211/8.02 - 12/97
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