Operator Interface; Up/Down Switch - Teledyne 7320 Operating Instructions Manual

1 Introduction
1.6 Operator Interface (Front Panel)
The Model 7320 is housed in a explosion proof housing. The front
panel has two single operator controls, a digital meter, and an alphanumeric
display. They are described briefly here and in detail in the Operations
chapter of this manual.
1.6.1
Functions: The UP/DOWN switch is used to select the function to be
performed. Choose UP or DOWN to scroll through the following list of
fourteen functions:
• AUTO-CAL Set up an automatic calibration sequence.
• PSWD
• LOGOUT
• MODEL
• SELF-TEST Runs internal diagnostic program, displays results.
• SPAN
• ZERO
• ALARMS
• RANGE
• APPLICATION
• ALOGORITHM
• CAL-INDEPD
• CONTRAST Adjust LCD contrast.
• STANDBY
WARNING: THE POWER CABLE MUST BE DISCONNECTED
TO FULLY REMOVE POWER FROM THE INSTRU-
MENT.
Subfunctions: Once a Function is entered, the UP/DOWN switch is
used to select between any subfunctions displayed on the VFD screen.
Parameter values: When modifiable values are displayed on the
VFD, the UP/DOWN switch can be used to increment or decrement the
values.
1-4

UP/DOWN Switch

Install a password to protect your analyzer setup.
Locks Setup Mode.
Displays model and version of analyzer.
Span calibrate the analyzer.
Zero calibrate the analyzer.
Set the alarm setpoints and attributes.
Set up the 3 user definable ranges for the instrument.
Set up the 3 definable application ranges
Set up the linearization
Calibration range independently
Leave analyzer powered, but no outputs or displays.
Teledyne Analytical Instruments
Model 7320