Casella CEL CEL-281 - Manual (Page 43)

This line may also include an additional
identifying message: for example or
.
% Display is showing proportion of elapsed time
in under or over range condition.
These legends allow the following parameters to be selected and identi-
fied.
Noise levels dB,
Energy levels Pa
2
h,
Noise dose (%Dose),
Projected noise dose (P%Dose),
Noise level distribution (Cumulative%),
Energy level distribution (Cumulative%),
Noise level distribution (Probability%),
Energy level distribution (Probability%)
Noise level history profiles (dB and time),
Energy level history profiles (dB and time),
Current time and date,
Run elapsed time,
Percentage of overload during elapsed time,
Percentage of underrange during elapsed time,
Time and date when 200 Pa was first exceeded,
Time and date when 200 Pa was last exceeded,
Battery level (V).
The display will also give an indication of the following conditions.
Time weighting in use,
Frequency weighting in use,
Current operating mode (run, calibrate, or pause),
Parameter display on or off,
Low battery voltage,
Signal overload.
CEL-281 Operator's Handbook - Page 35
How It Works