Logging Out; System Self-Diagnostic Test - Teledyne 2000A-EU Operating Instructions Manual

Thermal Conductivity Analyzer

4.3.4 Logging Out

The
analyzer in a password protected mode without having to shut the instrument off.
By entering
protected against use until the password is reentered. To log out, press the
System button to enter the System function.
Contrast Function is DISABLED
(Refer to Section 1.6)
Use the < > arrow keys to position the blinking over the
function, and press Enter to Log out. The screen will display the message:

4.3.5 System Self-Diagnostic Test

The Model 2000 has a built-in self-diagnostic testing routine. Pre-pro-
grammed signals are sent through the power supply, output board, preamp
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
number between 1 and 1024. (See System Self Diagnostic Test in chapter 5
for number code.) If any of the functions fails, the System Alarm is tripped.
Note: The sensor will always show failed unless identical gas is
present in both channels at the time of the
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 a self diagnostic test during operation:
Press the System button to start the System function.
Contrast Function is DISABLED
(Refer to Section 1.6)
Use the < > arrow keys to blink
Use the < > arrow keys again to move the blinking to the
and press Enter. The screen will follow the running of the diagnostic.
When the testing is complete, the results are displayed.
function provides a convenient means of leaving the
, you effectively log off the instrument leaving the system
Teledyne Analytical Instruments
or as a
, then press Enter .
Operation 4
.
4-9