Casella CEL CEL-296 - Manual (Page 61)

Storage range: 20 to 95% RH non-condensing.
Effect of temperature on accuracy:
Less than ±0.5 dB over the range -10 to +50°C.
Digital display:
81/2 digit, 7 segment.
Parameters displayed:
Band centre frequency: Annotated correctly in Hz or kHz,
Measured dB Level: Copied from sound level meters equipped
with the CEL low power interface.
Functions indicated:
Start up sequence in operation,
Identity of stores containing data,
All pass band selected,
Octave bands selected,
1/3 octave bands selected,
Low battery level,
Overload,
Store identity number,
Error messages.
Start up stabilization time:
10 seconds.
Overload detection:
Detectors in filter set with memory, and overload indication
copied from sound level meters equipped with the CEL low
power interface.
CEL Instruments Ltd CEL-296/3 Operator Handbook Page 61