skcinc.com
Form 37177 Rev 200910
Page 19
Range:
SoundCHEK Essential has three operating ranges: Low, Medium, and High. Each range
measures linearly, with Low measuring 25 to 100 dB, Medium measuring 45 to 120 dB. and High
measuring 65 to 140 dB.
Frequency Weighting:
SoundCHEK Essential simultaneously measures sound on Measurement 1 and
Measurement 2, and each one has different Frequency Weightings applied.
Measurement 1 is locked to ‘A’ weighting, however, Measurement 2 can be moved freely among ‘A’, ‘C’
and ‘Z’ weightings.
Time Weighting:
Both Measurement 1 and Measurement 2 can also have independent Time Weightings
applied. Select from
‘S’ - Slow, ‘F’ - Fast or ‘I’ - Impulse weightings.
Data Recording
Select Data Recording to enable Time History and to choose any time interval periods required.
The time periods recorded by the instrument are determined by the Time History settings, the settings
made within the Timer Selection or by the user manually stopping the recording.
If the Duration Timer has been set under Timer Selection, this will be shown on the Data Recording
screen as the Total Record Time. If no settings are made with Timer Selection, then
Not Set
will be
shown.