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2
LCD display introduction
Display
symbols
Description Display
symbols
Description
FAST High
speed
OVER Over flow
SLOW Low speed A A weighting mode
HOLD Keep C C weighting mode
UNDER Below dB Decibel
MAX Maximum SONE Sound unit (sone)
MIN Minimum
Battery power
Functional characteristics description
● This sound level meter complies with IEC651 Type 2
and ANSI S1.4 Type 2.
●Includes the measuring scope from 30 to 130 dB and
automatic shifting function
● A and C weighting network selection
● High speed (FAST)/Low speed (SLOW) response rate
selection
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