620 Series
10
Colour coding in more detail is as follows in figure 3:
Stop screens – These screens are displayed when the instrument has
completed initialisation after power on, as well as before and after taking
measurements.
Settings screens – These screens are used to set up the instrument correctly
and includes settings such as date and time, language and backlight.
Memory Results screens – This is where the results from measurements are
viewed.
Run screens – These screens show a measurement is in progress, measured
values are stored in the memory results.
Calibration screen – This screen is automatically displayed upon application
of a 1kHz Acoustic Calibrator. This is where the instrument is calibrated
before and after taking measurements.
Figure 3
Navigation keys
The four Navigation keys (6 in figure 1) allow you to select items when highlighted on the
main part of the screen.
Press the , , or navigation key to change to the next selection in the direction of
the cursor arrow.
Run/Stop key
The Run/Stop key (7 in figure 1) allows you to start and to stop a run manually (there is
also a timed run duration timer detailed later).
Connectivity
A rubber cover on the bottom of the instrument reveals an external 12V DC power inlet, USB
socket and Audio output socket described later.
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