User manual

5 SL355-EU-EN V1.5 6/13
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5. Display Description
1. Over range indicator
2.
Under range indicator
3. REC Flashing: Timer standby; Solid: Recording
4. Recording Pause indicator
5.
‘Smart’ navigation buttons
6. SPL (Sound Pressure Level)
PK (Peak mode: ‘C’ frequency weighting)
PKZ (Peak mode: Linear ‘Z’ weighting)
DOSE (%dose)
LEQ (Equivalent Continuous Sound Level)
TWA (Time Weighted Average)
SEL (Single Event Noise Exposure Level)
7. S Slow (response time weighting)
F Fast (response time weighting)
C ‘C’ frequency weighting
A ‘A’ frequency weighting
8. dB% Percent or decibel readout units
9.
Battery status
10. Primary reading, date/time display, or menu items for the programming modes
11. Mode Icons:
SLM Sound level meter mode
DATA Dosimeter/Datalogger (when flashing, Data is recording and the keypad is locked;
when solid, the meter is waiting for the Timer to countdown before recording can begin)
SET UP Setup mode of operation
OPTION Option mode of operation
12. Headphone icon indicates that a SPL of over 115db has occurred
13. BEG Start test time
END Stop test time
DUR Test duration