User's Manual

Table Of Contents
134
Labeling symbols
Thefollowingsymbolsareusedontheproducts,packaging,andcontainers.
Table 33: Acoustic Measurement Precision and Uncertainty
Quantity
Precision
(% of standard deviation)
Uncertainty
(95% confidence)
Pr 1.9% +
11.2%
Pr
.3
1.9% +12.2%
Wo 3.4% +
10%
fc 0.1% +
4.7%
PII 3.2% +12.5 to -16.8%
PII
.3
3.2% +13.47 to -17.5%
Table 34: Labeling Symbols
Symbol Definition
Alternating Current (AC)
Class 1 device indicating manufacturers declaration of conformance with
Annex VII of 93/42/EEC
Class 1 device requiring verification by the Notified Body of sterilization or
measurement features, or to a Class IIa, IIb, or III device requiring verification or
auditing by the Notified Body to applicable Annex(es) of 93/42/EEC
Attention, see the user guide
Device complies with relevant Australian regulations for electronic devices.
Batch code, date code, or lot code type of control number
Biological risk
LOT