Teledyne Analytical Instruments 3020 M, Operating Instructions Manual

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Paramagnetic Oxygen Analyzer Operation
Teledyne Analytical Instruments
47
Note: If you log off the system using the LOGOUT function in the
MAIN MENU
, you will now be required to re-enter the
password to gain access to any of the functions except
password (PWD).
4.5 The LOGOUT Function
By entering
LOGOUT
, you effectively log off the instrument,
leaving the system protected against tampering until the password is
reentered. To log out, scroll to place the
LOGOUT
function between the
arrows, and ENTER to log out. The screen will display the message:
Protected Until
Password Reentered
4.6 The VERSION Screen
Scroll through the MAIN MENU to
VERSION
, and ENTER. The
screen displays the manufacturer, model, and software version
information.
4.7 The SELF-TEST Function
The Model 3020M has a built-in self-testing diagnostic routine.
Preprogrammed signals are sent through the power supply, output board
and sensor circuit. The return signal is analyzed, and at the end of the
test the status of each function is displayed on the screen, either as
OK
or
as a number between 1 and 3. (See System Self Diagnostic Test in
chapter 5 for number code.)
The self diagnostics are run automatically by the analyzer
whenever the instrument is turned on, but the test can also be run by the
operator at will. To initiate
SELF-TEST
during operation:
Use the DOWN/UP control to scroll through the MAIN MENU to
SELF-TEST
. The screen will follow the running of the diagnostic.
RUNNING DIAGNOSTIC
Testing Preamp — 83