Teledyne 2000A-EU - General purpose thermal conductivity analyzer - Manual (Page 42)

4 Operation Model 2000A-EU
4-4 Teledyne Analytical Instruments
the appropriate point in the procedure, in a
Monospaced type style. Pushbut-
ton names are printed in Oblique type.
4.3 The System Function
The subfuctions of the System function are described below. Specific
procedures for their use follow the descriptions:
•
AUTO-CAL: Used to define an automatic calibration sequence
and/or start an AUTO-CAL.
•
PWD: Security can be established by choosing a 3 digit
password (
PWD) from the standard ASCII character set. Once a
unique password is assigned and activated, the operator MUST
enter the UNIQUE password to gain access to set-up functions
which alter the instrument's operation.
•
LOGOUT: Logging out prevents an unauthorized tampering
with analyzer settings.
•
MORE: Select and enter MORE to get a new screen with
additional subfunctions listed.
•
MODEL: Displays Manufacturer, Model, and Software Version
of instrument.
•
APPLICATION: A restricted function, not generally accessed by
the end user. Used to define up to three analysis ranges and a
calibration range (including impurity, background, low end of range,
high end of range, and % or ppm units).
•
SELF-TEST: The instrument performs a self-diagnostic test to
check the integrity of the power supply, output boards, sensor
cell, and preamplifiers.
•
ALGORITHM: A restricted function, not generally accessed by the
end user. Used to linearize the output for the range of interest.