Acoustic House, Bridlington Road
Hunmanby, North Yorkshire, YO14 0PH
United Kingdom
Tel:
+44 (0) 1723 891655
Fax:
+44 (0) 1723 891742
Email: [email protected]
Web:
www.cirrusresearch.co.uk
Cirrus
Research plc
dedicated to noise measurement
Quick Setup Guide
Cirrus
Research plc
dedicated to noise measurement
CR:260 Series Sound Level Meters
Covering:
CR:262 Type 2 Sound Level Meter
CR:261 Type 1 Sound Level Meter
CR:264 Type 2 Octave Band Sound Level Meter
CR:263 Type 1 Octave Band Sound Level Meter
Precautions
Please refer to the CR:260 Series User Manual for full operating instructions and safety
information. This Quick Setup Guide does not constitute a full product operating manual, and
Cirrus Research plc accepts no responsibility for any damage or misuse arising from the use
of this Quick Setup Guide.
+Version
Instruments
Please refer to the User Manual for details of the additional functions available from the
+Version
CR:260 Series Sound Level Meters or visit the CR:260 Series Website at
www.cirrusresearch.co.uk/cr260.html
Product Information CD
Cirrus Research plc is committed to protecting the environment. As part of this policy, we are
reducing the amount of printed materials and packaging supplied with our products.
Documentation for the CR:260 Series Sound Level Meters is supplied on the CD included with
all instruments. The information is supplied as Adobe Acrobat documents. A copy of the latest
version of the Adobe Reader software is included and can be installed if required.
The Product Information CD contains the following information:
> CR:260 Series Sound Level Meters Quick Setup Guide
> CR:260 Series Sound Level Meters User Manual
> CR:260 Series Product Datasheet
> Noise Measurement Terminology Guide
> Example Meaurement Report
> Adobe Acrobat Reader
>
+Version
Upgrade Information
> Deaf Defi er 3 Software
> Link to the Cirrus Research Website
6. Review the measurement
The instrument will display the
last measurement made.
Press the Graph button to view
the graphical display.
Press the Graph button again to
view the Numerical display.
8. Switch off
Press and hold the Power button
to switch off the instrument.
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Broadband Mode
1:1 Octave Band Mode
CR:263 & CR:264 Only
7. Recording the measurement information
Please note that the standard CR:260 Instrument only stores the last measurement in memory.
When a new measurement is made, the last measurement information is erased and overwritten.
Record the measurement information before making a new measurement
To store additional measurements in memory, the instrument must be upgraded to the
+Version
.
Batteries
To replace the batteries, remove the battery
cover.
Gently pull the battery holder from the instru-
ment and remove the batteries.
Replace the batteries, ensuring that the polar-
Replace the batteries, ensuring that the polar-
ity is correct.
ity is correct.
Push the battery holder back into the ins
Push the battery holder back into the instru-
ment and replace the
ment and replace the battery cover.
Connecting the Preamplifier (CR:261 & CR:263)
Care should be taken when fi tting or removing the preamplifi er.
(1)
Drop the preamplifi er into the socket on the Sound Level Meter
(2)
Ensure the connector has
located into the socket
(3)
Tighten the Locking Ring.
Do not cross thread the locking ring.
Damage caused by misuse is not cov-
ered by the warranty for the instru-
ment.
Removing the Preamplifier
Do not twist the preamplifi er body.
Unscrew the locking ring and pull the
preamplifi er from the Sound Level Me-
ter.
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