B&K 2250 Light Instrukcja Użytkownika Pobierz pdf (Strona 24)

Chapter 4

Specifications

4.1 Specifications

Specifications are given for the configuration detailed in Chapter 1.

Unless specifically noted, specifications are given as typical data under Reference Environmental Con-

ditions, and with the system calibrated to the nominal microphone sensitivity.

Note: The L-weighting is equivalent to the Z-weighting defined in IEC 61672–1, see section 2.4.

4.2 Standards

Hand-held Analyzer Type 2250 conforms to the following International Standards and Classes/Types/

Groups with the accessories specified in Fig.1.1, along with BZ 7222 Sound Level Meter software

module and BZ 7223 Frequency Analysis Software module:

• IEC 60651 (1979) plus Amendment 1 (1993–02) and Amendment 2 (2000–10), Type 1, Group Z

• IEC 60804 (2000-10), Type 1, Group Z

• IEC 61672-1 (2002-05), Class 1, Group Z

• DIN 45657 (1997-07)

• ANSI S1.4 –1983 (R 1997) plus ANSI S1.4A -1985 Amendment, Type 1

• ANSI S1.43 –1997, Type 1

Hand-held Analyzer Type 2250 conforms to the following International Standards and Classes/Types/

Groups with the accessories specified in Fig.1.1 and BZ 7223 Frequency Analysis Software module:

• IEC 61260 (1995-07) plus Amendment 1 (2001-09), 1/1-octave Bands and 1/3-octave Bands, Class 0,

Group Z, all filters and both channels

• ANSI S1.11 –1986 (R 1993), 1/1-octave Bands and 1/3-octave Bands, Order 3, Type 0-C, Optional

Range

In the text elsewhere in this manual, references to these standards are shortened to the standards name

but are to be understood as the full text above.

The International IEC Standards are adopted as European standards by CENELEC. When this happens,

the letters IEC are replaced with EN and the number is retained. Type 2250 also conforms to these EN

Standards.

4.3 Reference Environmental Conditions

Air temperature: 23°C

Static pressure: 101.325 kPa

Relative humidity: 50%

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