Thermo Electron Corporation Model 48i Instruction Manual 3-1
Chapter 3 Operation
This chapter describes the front panel display, front panel pushbuttons, and
menu-driven software.
• “Display” on page 3-2 describes the LCD graphics display.
• “Pushbuttons” on page 3-3 describes the various front panel
pushbuttons and the expected key actions for each.
• “Software Overview” on page 3-4 describes the menu-driven software
and submenus.
• “Range Menu” on page 3-8 describes the gas units, CO range, and
custom ranges.
• “Averaging Time” on page 3-18 describes the averaging period applied
to CO measurements.
• “Calibration Factors Menu” on page 3-19 describes the calibration
factors used to correct CO measurement readings.
• “Calibration Menu” on page 3-22 describes calibration of zero and span.
• “Instrument Controls Menu” on page 3-29 describes the instrument
hardware control and configuration.
• “Diagnostics Menu” on page 3-75 describes the diagnostic information
and functions.
• “Alarms Menu” on page 3-87 describes a list of items that are monitored
by the analyzer.
• “Service Menu” on page 3-101 describes service related menu items.
• “Password” on page 3-121 describes how to enter/change a password,
lock and unlock the analyzer.
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