
Hand-held Analyzer Type 2250 –
Instruction Manual
42
4.9.4 Indicator Range
Indicator Range according to the International Standard IEC 60804:
4.9.5 Linearity Range
Linearity Range according to the International Standard IEC 60804 is the difference between the Upper
and Lower Limit in the following table:
4.9.6 Pulse Range
Pulse Range according to the International Standard IEC 60804 is the difference between the Upper and
Lower Limit in the following table:
4.9.7 Linear Operating Range
Note: Type 2250 has a single operating range.
The starting point for all the Linear Operating Range tests is 94.0 dB.
Linear Operating Range according to the International Standard IEC 61672–1:
Table 4.5
Indicator Range
Upper
Limit
(dB)
Lower Limit
A-weighting
(dB)
C-weighting
(dB)
Z-weighting
(dB)
Z-weighting
(dB)
Extended Low
Frequency
140 25.7 26.3 31.4 38.4
Table 4.6
Linearity Range
Upper
Limit
(dB)
Lower Limit
A-weighting
(dB)
C-weighting
(dB)
Z-weighting
(dB)
Z-weighting
(dB)
Extended Low
Frequency
140 23.7 24.3 29.4 36.4
Table 4.7
Pulse Range
Upper
Limit
(dB)
Lower Limit
A-weighting
(dB)
C-weighting
(dB)
Z-weighting
(dB)
Z-weighting
(dB)
Extended Low
Frequency
143 23.7 24.3 29.4 36.4
BE171211.book Page 42 Thursday, May 27, 2004 1:01 PM
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