Cirrus Research CR:811C - Page 37

CR:800C Series Sound Level Meter User Manual
Page 37
Time & Date
To change the Date and Time, select the Set Clock option from the Setup Menu.
Key Press Display Comments
To set the time, select the time
option and press OK
Use the Up and Down arrow keys
to change the numbers and the
left and right arrow keys to move
between the numbers.
Press the OK key when the Time is
correctly set.
To set the date, select the date
option and press OK
Use the Up and Down arrow keys
to change the numbers and the
left and right arrow keys to move
between the numbers.
Press the OK key when the Time is
correctly set.
Calibration Level
The level at which the CR:800C instrument calibrates can be adjusted, if required, to
suit different Acoustic Calibrators.
The default calibration level is 93.7dB for use with Cirrus Research plc CR:515 or
CR:514 Series Acoustic Calibrators set to the 94dB setting. The correction of –0.3dB is