Casella CEL CEL-63X - Manual (Page 18)

CEL-63x Environmental & Occupational Noise Meter
18 Casella CEL
User-defined measurement view
Figure 6. Set a user-defined measurement view
Refer to Section 4.4 Measurement views on page 48 for a description of the
User 1 and User 2 settings that you can use.
Measurement controls
These settings control how the instrument starts and stops each measurement
run. You can choose among three options.
Figure 7 explains how to select each of the timed operation modes.
NOTE
For measurement runs that have a long duration, you should use a mains DC power
supply to operate the instrument.
*
Press the Run/Stop control key  at
step 12 to select or deselect the chosen
function.
Press and hold the  key to set the main
SPL value that is displayed in the stop
mode.