BRUEL & KJAER 4299 User manual

Technical
Documentation
HEADQUARTERS: DK-2850 Nærum · Denmark · Telephone: [phone] · Fax: [phone] · www.bksv.com · [e-mail]
Australia ([phone] · Austria ([phone] · Brazil ([phone] · Canada ([phone]
China ([phone] · Czech Republic ([phone] · Finland ([phone] · France ([phone]
Germany ([phone] · Hong Kong ([phone] · Hungary ([phone] · Ireland ([phone]
Italy ([phone] · Japan ([phone] · Republic of Korea ([phone] · Netherlands ([phone]
Norway ([phone] · Poland ([phone] · Portugal ([phone] · Singapore ([phone]
Slovak Republic ([phone] · Spain ([phone] · Sweden ([phone] · Switzerland ([phone]
Taiwan ([phone] · United Kingdom ([phone] · USA ([phone]
Local representatives and service organisations worldwide
Volume Velocity Adaptor Type 4299
English BE1801–11
Assembly Instructions
ËBE-1801---mÎ
BE1801-11_Cover.fm Page 1 Wednesday, February 13, 2008 2:46 PM

BE 1801−11 February 2008
Volume Velocity Adaptor
Type 4299
Assembly Instructions

Copyright ©2008, Brüel & Kjær Sound & Vibration Measurement A/S
All rights reserved. No part of this publication may be reproduced or distributed in any form,
or by any means, without prior written consent from Brüel & Kjær Sound & Vibration Meas-
urement A/S, Nærum, Denmark
Safety Considerations
This apparatus has been designed and tested in accordance with IEC 61010 – 1 and
EN 61010 – 1 Safety Requirements for Electrical Equipment for Measurement, Control
and Laboratory Use. This manual contains information and warnings which must be fol-
lowed to ensure safe operation and to retain the apparatus in safe condition. Special note
should be made of the following:
Safety Symbols
The apparatus will be marked with this symbol when it is important that you refer to the
associated warning statements given in the manual.
Protective Earth Terminal Hazardous Voltage
Explosion Hazard
The equipment is not designed to be used in potentially explosive environments. It should not
be operated in the presence of flammable liquids or gases.
Warnings
• Switch off all power to equipment before connecting or disconnecting their digital inter-
face. Failure to do so could damage the equipment
• Whenever it is likely that the correct function or operating safety of the apparatus has
been impaired, it must be made inoperative and be secured against unintended operation
• Any adjustment, maintenance and repair of the open apparatus under voltage must be
avoided as far as possible and, if unavoidable, must be carried out only by trained service
personnel
• Do not dispose of electronic equipment as unsorted municipal waste
• It is your responsibility to contribute to a clean and healthy environment by using
the appropriate local return and collection systems
• Hazardous substances in electronic equipment may have detrimental effects on the
environment and human health
• The symbol shown to the left indicates that separate collection systems must be used
for any discarded equipment marked with that symbol
• Waste electrical and electronic equipment may be returned to your local Brüel & Kjær
representative or to Brüel & Kjær Headquarters for disposal

Contents
CHAPTER 1
Assembly Instructions ....................................................................................... 1
1.1 Assembling the Microphones............................................................................... 2
1.2 Positioning the Microphones in the Adaptor ........................................................ 3
1.3 Mounting the Adaptor on Sound Source Type 4295............................................ 5
1.4 Mounting the Adaptor and Hose on Sound Source Type 4295 ........................... 8

1
Chapter 1
Assembly Instructions

Volume Velocity Adaptor Type 4299 – Assembly Instructions2
1.1 Assembling the Microphones
Assemble the microphones, preamplifiers and colour-coded sleeves as shown in Fig.1.1.
Fig.1.1
Attach the colour-coded
sleeves before assembling
the microphones and
preamplifiers
080022
Preamplifier
2 × 2670-W-003
DA-0168
DB-4000 (blue)
4178
Microphone pair
2 × EU-4000
DB-4001 (red)
(blue)
(red) UA-0954

CHAPTER 1
Assembly Instructions 3
1.2 Positioning the Microphones in the Adaptor
1) Slide the cap on the adaptor to one side and insert the microphones as shown in
Fig.1.2.
Fig.1.2
Insert the microphones –
red to red, blue to blue
2) Ensure that the cones sit snugly in their receptacles (Fig.1.3).
Fig.1.3
Fit the cones into the
receptacles
3) Close and lock the caps (Fig.1.4).
080023
080024

Volume Velocity Adaptor Type 4299 – Assembly Instructions4
Fig.1.4
Lock the caps
4) Fasten the rubber belt around the adaptor to secure the preamplifier cables (Fig.1.5).
Fig.1.5 Secure the cables (soft side of belt out)
080033
080025

CHAPTER 1
Assembly Instructions 5
1.3 Mounting the Adaptor on Sound Source Type 4295
Fig.1.6
Fixing the adaptor to the
sound source
Use the wires to fix the adaptor on the sound source (Fig.1.6). The procedure is as follows:
1) Place the metal lugs of the wires into the recesses of the adaptor (Fig.1.7).
2) Attach the metal band (Fig.1.8) to the body of the sound source and tighten the screw.
3) Connect the wires to the metal band using the screws and collars (Figs. 1.9 and 1.10).
4) Tighten the wires (Fig.1.11).
080026

Volume Velocity Adaptor Type 4299 – Assembly Instructions6
Fig.1.7
Fit the lugs into the
recesses of the adaptor
Fig.1.8
The metal band
Fig.1.9
The screws and collars
080027
080028
080029

CHAPTER 1
Assembly Instructions 7
Fig.1.10
Attaching the wires to the
metal band
Fig.1.11
Tighten the wires
080030
080031

Volume Velocity Adaptor Type 4299 – Assembly Instructions8
1.4 Mounting the Adaptor and Hose on Sound Source
Type 4295
The method of attachment is the same as in section 1.3, but now the recesses for the wires’
metal lugs are at the end of the hose (Fig.1.12).
Fig.1.12
Recesses for the metal
lugs are at the end of the
hose
The volume velocity source is now ready for use.
080032
Location
of recess

Technical
Documentation
HEADQUARTERS: DK-2850 Nærum · Denmark · Telephone: [phone] · Fax: [phone] · www.bksv.com · [e-mail]
Australia ([phone] · Austria ([phone] · Brazil ([phone] · Canada ([phone]
China ([phone] · Czech Republic ([phone] · Finland ([phone] · France ([phone]
Germany ([phone] · Hong Kong ([phone] · Hungary ([phone] · Ireland ([phone]
Italy ([phone] · Japan ([phone] · Republic of Korea ([phone] · Netherlands ([phone]
Norway ([phone] · Poland ([phone] · Portugal ([phone] · Singapore ([phone]
Slovak Republic ([phone] · Spain ([phone] · Sweden ([phone] · Switzerland ([phone]
Taiwan ([phone] · United Kingdom ([phone] · USA ([phone]
Local representatives and service organisations worldwide
Volume Velocity Adaptor Type 4299
English BE1801–11
Assembly Instructions
ËBE-1801---mÎ
BE1801-11_Cover.fm Page 1 Wednesday, February 13, 2008 2:46 PM