Teledyne Analytical Instruments 3020 M, Руководство по эксплуатации

Страница: 64 / 107

Paramagnetic Oxygen Analyzer Operation
Teledyne Analytical Instruments
41
1.
AUTO-CAL:
Used to define and/or start an automatic calibration
sequence.
2.
PWD
: Used to establish password protection or change the
existing password.
3.
LOGOUT
: Logging out prevents unauthorized tampering with
the analyzer settings.
4. VERSION : Displays Manufacturer, Model, and Software
version of the instrument.
5.
SELF-TEST
: The instrument performs a self-diagnostic routine
to check the integrity of the power supply, output boards and
amplifiers.
6. SPAN : Set up and/or start a span calibration.
7.
ZERO
: start a zero calibration.
8.
ALARMS:
Used to set the alarm setpoints and determine
whether each alarm will be active or defeated, HI or LO acting,
latching or not, and failsafe or not.
9.
RANGE
: Used to set up three analysis ranges that can be
switched automatically with auto-ranging or used as individual
fixed ranges.
10.
CONTRAST
: The contrast function is disabled in this version.
11.
STANDBY
: Remove power to outputs and displays, but
maintain power to internal circuitry.
Any function can be selected at any time. Just scroll through the
MAIN MENU with the DOWN/UP control to the appropriate function,
and ENTER it. The analyzer will immediately start that function, unless
password restrictions have been assigned. (Password assignment is
explained further on.)
All of these functions are described in greater detail in the
procedures starting in section 4.3. The VFD screen texts used to
illustrate the procedures are reproduced in the
Arial Narrow Bold
type
style.