3-1
C H A P T E R 3
Instrument Description
Use the information in this chapter to become familiar with the location and
function of controls, indicators, and connectors on the Model 3772 and
3771 Condensation Particle Counters (CPC).
Model 3772 F r ont Pane l
The main components of the 3772 front panel include the two-line LCD
display, six-key push button keypad, flash memory card slot, aerosol inlet,
two LED indicator lights (particle and status). These are identified in Figure
3-1 and described below.
LCD Display and Keypad
The two-line backlit LCD provides continuous real-time display of sample
data and is used in conjunction with the keypad to display option menus,
instrument status information, and user settings. Refer to Chapter 4 for
details on how to make selections and change options on the menus.
Figure 3-1
View of the Model 3772 Front Panel
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