Instruction Manual

Sound Level Meter Types 2245 – Instruction Manual Page 110 of 110
Irrelevant Topics
This section provides a list of the cross-references to topics that are not provided in, or
are irrelevant to this product. References in the previous tables are made to the
following items:
a. "No microphone extension device or cable can be used, the microphone is mounted
directly on the sound level meters build in preamplifier"
b. "The sound level meter have only one level range"
c. "The sound level meter have only one channel"
d. “No user-selectable thresholds are provided.”
e. “Only one display in the sense of IEC 61672, is provided.”
f. “No components of the sound level meter are intended to be operated only in an
environmentally controlled enclosure.”
g. “No performance degradation or loss of function specified.”
h. “No greater field strengths specified.”
i. "No sound level less than 74 dB is specified"
j. "No adjustment procedures needed. Reference attenuation is specified relative to
the sound level meter calibration"
k. "The band-pass filters are not an integral part of an instrument for the measurement
of reverberation time"
l. ”Not applicable.”
m. “The filter is an integral part of the sound level meter.”