Casella CEL CEL-63X - Manual (Page 12)

CEL-63x Environmental & Occupational Noise Meter
12 Casella CEL
3.2 Using the controls
The CEL-63x instrument is designed to allow
easy operation. The instrument has only
seven (7) control keys, shown on the right.
These are as follows:
The Soft keys (A and B).
The Navigation keys (C) .
The Run/Stop key (D) .
The instrument is small in size, and it is
usually possible to hold and operate it using only one hand. For safety, you can
attach a wrist strap near the bottom of the instrument.
The simple descriptions below show the purpose of the user control keys. Refer
to Section 4.2 “
User controls ” on page 24 for a full description of the user
controls.
Soft keys
The Soft keys A and B allow you to select between the two options showing at
the bottom of the screen. These two options change, depending on which screen
is showing on the instrument‟s display.
Navigation keys
The four Navigation keys allow you to select items on the main part of the
screen. Press the , ,  or  Navigation key to change to the next selection
in the direction of the arrow.
Run/Stop key
The Run/Stop key  allows you to start and to stop a Run.
Press the  key when the instrument is in the Stop mode to start the Run.
Refer to
Measurement stop on page 27 for information about the Stop mode.
Press the  key during a Run to stop the Run.