Instruction Manual

Sound Level Meter Types 2245 – Instruction Manual Page 5 of 110
Chapter 1
Introduction
1.1 About This Manual
This Instruction Manual for Sound Level Meter Type 2245 has been created to fulfil the
documentation requirements of the national and international standards that the sound
level meter conform to. These standards are listed in section 4.2.
For other microphone configurations, supplements to this manual will be provided.
Other documentation and sales material will also contain specifications for the sound
level meter. In the event of any unintended inconsistency between these and those in
this instruction manual, the instruction manual takes precedence.
Appendix B of this manual provides cross-references between specific paragraphs in
the standards that require topics to be documented and the corresponding sections in
this manual that conform to them.
PC Software and smart device software contains online help including user help for the
sound level meter.
1.1.1 Conventions Used in this Manual
The term “sound level meter” is an abbreviation for "Sound Level Meter Type 2245"
throughout this manual.
Icons, Buttons and pages on the Screen
Indicated by bold typeface (for example, MEASUREMENT SETTINGS page).
Parameter Values, Text and Variables
Parameter values, instructions, descriptions appearing on the screen and variables are
indicated by italics (for example, Free-field ).
Menu, Parameters and Screen Navigation
Indicated by bold typeface (for example, Measurement settings > Input > Sound
field).
1.2 System Overview
1.2.1 Hardware and Software on the Sound Level Meter
The About screen lists the hardware and software versions currently installed. See
section 2.3.3.
1.2.2 Basic PC Software
Noise Partner for PC can be used for transferring measurement data from the sound
level meter to a standard PC for post-processing and reporting.
Noise Partner for smart devices can be used for controlling the sound level meter and
for transferring data from the sound level meter to the smart device for display and
post processing.
Noise Partner can be downloaded from Brüel & Kjær’s web site. For instructions on this
software, see the software’s online help.