07506C DCN6727 35

CHAPTER 4

Instrument Description
Use the information in this chapter to become familiar with the
location and function of controls, indicators, and connectors on the
Ultrafine Particle Monitor - Model 651.

Front Panel

The main components of the front panel are shown in the
figure below.
Figure 4-1
Model 651 Front Panel

Display

The QVGA color LCD display provides continuous, real-time display
of sample data as well as user menus and status information.
Pressing the display “buttons” allows you to move from one screen
to another or to record settings.
Inlet Screen Assembl
y
Aerosol inlet
Rack-Mount
Bracket
Water Fill
Dis
p
la
y
Indicator Light