CR:514 & CR:515 Acoustic Calibrator User Manual
Contents
1. made and a written confirmation of the warranty is given by Cirrus Research plc 7 On completion of the Routine Verification by Cirrus Research plc the instrument will automatically be given an additional free one year warranty 8 There will be a charge for this routine verification and the price is published in the Service Price List 9 It follows that should the instrument be routinely verified by Cirrus Research plc every year the warranty is effectively continuous to a maximum of 15 fifteen years from the date of purchase 10 Cirrus Research endeavour to ensure stocks of instrument components for the full fifteen year period but do not guarantee to do so as certain components do become obsolete or discontinued 11 If a sub component becomes obsolete and stocks are depleted then Cirrus Research will endeavour to facilitate a repair but will not offer the same length guarantee 12 In the event of any dispute on the terms of the warranty Cirrus Research plc will accept pendulum arbitration by the United Kingdom Institute of Acoustics Ltd 13 The warranty does not in any way reduce any legal right of the buyer or user of the sound level meter it is in addition to all legal rights determined by the European Union Page 14 CR 514 amp CR 515 Acoustic Calibrator Cirrus Research Offices The addresses given below are the Cirrus Research plc offices Cirrus Research plc also have approved distributors and agents is many c2. ssige Einrichtungen und Funktionen 26 32 Der Schaftkaliteator ist zugelassen f r einen Nennschalidruckpegei von 94 OB dei einer Nennfrequenz von 1000 Hz Zulassungsunteriagen Zu jedem Schalkalibrator gehort ein Benutzerhandbuch CR 514 amp CR 515 Akussscher Kal brator Stand 2007 in dem ausf hriche Angaben ber den Aufbau de Aibetswese und die technischen Daten der Bauan enthalten sind Technische Daten Das vom Schallkalbrator erzeugte Signal erf lt bzgl Schalldruckpogel und Frequenz die Anforderungen der Klassen 1 und 2 nach DIN EN 60942 2003 bei folgenden Umge Dungsbecingungen Temperatur 10 bis 50 C Klasse 1 O bis 40 C Klasse 2 Feuchte 250590 statischer Druck 65 bis 108 kPa Sonstige Betnebsbedingungen omfat De Ger te der zugelassenen Bauart m ssen in Ausf hrung und Funktion dem in Ab schnitt 2 6 genannten Benutzerhandbuch entsprechen insbesondere im Hinblick auf die Abbildungen und die technischen Daten Auflagen Der Zulassungsinhaber ist verpflicmet de Prysikalisch Technische Bundesanstat in Zu kunft von alen nderungen der jetzt zugelassenen Bauart einschhe hch Ges Benutzer handbuches zu unterrichten Physikalisch Technische Bundesanstalt Anlage zur innerstaatlichen Bauartzulassung Annex to type approval certificate under German law vom 12 03 2008 Zulassungszeichen as sated 12 2 2008 Approval mar 08 01 PIB Sete 5 von 5 Seten Page Sof 3 pager 8 Bezeichnungen und
3. type approved restrictions as to the contents special conditions and approval conditions if any are set out in the Annex which forms an integral part of the type approval certificate under German law For notes and information on legal remedies see first page of the Annex Page 12 Physikalisch Technische Bundesanstalt PIB Anlage zur innerstaatlichen Bauartzulassung Annex to type approval certificate under German law vom 12 03 2008 Zulassungszeichen 21 5 Seite 2 von Seiten ated 12 09 2008 Apgrovai mars 08 01 Page 2 of S pages Fur die Ger te der zugelassenen Bauan gezen 12 13 22 23 die alkgemeinen Vorschriften der Eichordnung EO AV vom 12 August 1988 BGE S 1657 zuletzt ge ndert durch de 4 VO zur nderung der EO vom 8 Februar 2007 BGBI 15 70 de Anforderungen der Norm DIN EN 60942 2003 Schalkalbratoren f r Ger te der Kasse 1 und2 Hersteller und Typbezeichnung des Messgerates Name des Herstellers Cirrus Research pic Acoustic House Bridington Road Hunmanby North Yorkshire YO14 OPH England Typbezeichnung CR S15 und CR S14 Mitvertreiber entar Bauartbeschreibung Aufbau Bei der Bauart handelt es sich um einen batteriebetrebenen Schalikalibrator der Klasse 1 Typ CR 515 bzw der Klasse 2 Typ CR 514 mit dem ein Nennschalldruckpegel von 94 dB bei einer Frequenz von 1000 Hz erzeugt werden kann Er ist zur Benutzung mit Y Zoll Miksolonen geeignet Messwertaufnehmer entan Messw
4. 3 1 Unscrew the screw holding the battery cover on using a coin 2 The battery type 6F22 PP3 can now be eased out of its holder and replaced The battery should be eased out terminal side first by pushing against the spring at the other end Ensure that the battery is inserted with the correct polarity with the negative terminal at the contact with the larger cutout Battery Cover Retaining Screw Battery Battery type The battery should be an alkaline battery not an ordinary dry cell The battery is 9 volts when new and will operate the calibrator down to 6 4 volts When the battery voltage is below 6 6 volts but above 6 4 volts the power LED will flash to indicate that the battery voltage is low When the battery voltage is below 6 4 volts the calibrator will not turn on A discharged battery may allow switch on but will soon drop in voltage and indicate low battery or switch off Specification Frequency Sound Level Standardisation Distortion Operating Humidity Operating Static Pressure Operating Temperature Storing Temperature Effective Volume Cavity Diameter Battery Battery Life Battery Voltage Weight with Battery Dimensions CR 514 amp CR 515 Acoustic Calibrator Page 7 1kHz 1 94dB re 20uPa CR 514 IEC 60942 2003 Class 2 CR 515 IEC 60942 2003 Class 1 Less than 2 25 to 90 Relative Humidity 65 kPa to 108kPa 10 C to 50 C 20 C to 60 C 6 19 cm 0 2 cm 0 525
5. Aufschriften Auf Messger ten dieser Bauart die zur Eichung vorgeste werden m ssen dauerhaft und gut lesbar folgende Aufscheifien angebracht sein Name des Herstellers Typbezeichnung und Fabrikationsnummer Hinweis auf die Norm IEC 60942 2003 Klasse 1 bzw 2 Nennwert des Schalldruckpegels und der Frequenz Battenetyp CR 514 amp CR 515 Acoustic Calibrator Page 13 Warranty Information 1 This document is a summary of the full warranty document and explains the Cirrus Research plc warranty in ordinary English not in legal or complex terms 2 The warranty covers any acoustic instrument such as a sound level meter acoustic calibrator real time acoustic analyser or personal sound exposure meter dosemeter manufactured by Cirrus Research plc after March 1st 2007 3 The warranty covers all faults on the instrument except the microphone and the display for the period defined in para 4 below including minor accidental damage except to the microphone or display 4 The period of the warranty is 2 two years or 104 weeks from the date of purchase as a new instrument from Cirrus Research plc or their formally approved distributors OR 130 weeks from the date the instrument passed its final manufacturing inspection at Cirrus Research plc whichever is the shorter 5 Any rechargeable battery only has the battery manufacturer s one year warranty 6 No warranty is offered for used equipment unless a special arrangement is
6. CR 514 amp CR 515 Acoustic Calibrator Page 1 CR 514 amp CR 515 Acoustic Calibrator User Manual Cirrus Research plc This manual the software to which it relates the program code and drawings are all Copyright Cirrus Research plc 1989 2013 Page 2 CR 514 amp CR 515 Acoustic Calibrator The content of this manual any illustrations technical information and descriptions within this document were correct at the time of going to print Cirrus Research plc reserves the right to make any changes necessary without notice in line with the policy of continuing product development and improvement No part of this publication may be duplicated reprinted stored in a data processing system or transmitted by electronic mechanical photographic or other means or recorded translated edited abridged or expanded without the prior written consent of Cirrus Research plc No liability is accepted for any inaccuracies or omissions in this manual although due care has been taken to ensure that is it complete and accurate as possible Accessories supplied by Cirrus Research plc have been designed for use with the instrumentation manufactured by Cirrus Research plc No responsibility is accepted for damage caused by the use of any other parts or accessories In order to take account of a policy of continual development Cirrus Research plc reserves the right to change any of the information contained in this publication without prior noti
7. ce Produced by Cirrus Research plc Acoustic House Bridlington Road Hunmanby North Yorkshire YO14 OPH United Kingdom Copyright Cirrus Research plc 2013 Reference Number 01 13 CR514 amp 515 03 Document Printing Date Tuesday 08 J anuary 2013 CR 514 amp CR 515 Acoustic Calibrator Page 3 Operation uunsananunnannnnannnnannnnanunnanunnannnnannnnanununn ana Hana Hana Rama nun ann an ann ana nun ann anan Hana nun anannn 4 Switching on the Calibrator s44s ssHsennnnennnnennnnnn nenn nnnnnnnnnnnnnnn nenn nnnnnnnnnnnnnn ern 4 Permanent on MOdE 242 01 00 0 rennen are seeucey I RE nn A Dr phates Re RER RE ARENA SITEDE EA RAA HR Beh 4 Calibrating a Sound Level Meter 44z4s4s4ennn ene eee nennen 5 Background Noise ns ac ee a ceed Ni Deu 5 Stabilisationws un siren ea aes ea a De en DR Denn E re 5 Changing the Battery nuunsanunnanannanannanannanannanunnanannanannnnnnanunnanunnannnnanunnannnnanunnannnnannnnann 6 Battery type inaa E ENE E AE EEA ERBE a Galea a E Rn Sates 6 Specification nuuusanunnanunnanunnanunnanunnanunnanannanannannnannanannanannanannanannanannanannanunnanannanannanananen 7 Appendix 1 Technical Information uuranunsanannanannnnanunnannnnannnnanunnananunnanannanunnanunnen 8 Appendix 2 Free Field Correction uuranaunanannananunnannnnannnnunnnnannnnanununnanunnanunnanunnanannen 9 Microphone Correction Values usurnrerenennnnennnnnnnnnnnnnn
8. erlagen f r die Pr fung Das in Abschnitt 2 6 genannte Benutzerhandbuch Pr feinrichtungen entf llt Beschaffenheitsprufung Vorpr fung gem Abschnitt B 2 von DIN EN 60942 2003 Messtechnische Pr fung Die eichtechnische Pr fung ist mit Hilfe eines Mikrofons Typ B amp K 4134 oder Typ B amp K 4180 durchzuf hren Dabei muss der Schallkalibrator senkrecht ber dem Mikrofon pla ziert werden Folgende Gerateeigenschaften sind zu berpr fen a Abweichung des Schalidruckpegets vom Kennwert 94 dB gem Abschnitt B 3 4 von DIN EN 60942 2003 b Abweichung der Frequenz vom Kennwert 1000 Hz gem Abschnitt B 3 5 von DIN EN 60942 2003 Kierfaktor des erzeugten Signals gem Abschnitt B 3 6 von DIN EN 60942 2003 Es gelten die in der Norm DIN EN 60942 2003 angegebenen Fehlergrenzen Stempelstelien Hauptstempelstelle Die Hauptstempelstelle muss auf dem Geh use des Ger tes angebracht werden Sicherungsstempeistellen Zur Sicherung des Ger tes gegen Eingriffe ist ein Sicherungsstempet auf den Verschrau bungen am unteren Ende des Battenofaches anzubringen Benutzersicherungen entfalit Physikalisch Technische Bundesanstalt Anlage zur innerstaatlichen Bauartzulassung CR 514 amp CR 515 Acoustic Calibrator PIB Annex to type approval certificate under German law vom 12 03 2008 Zulassungszeichen 21 5 Seite 3 von 5 Seiten ened 12 03 2008 Approvat mat 08 01 Paga Dt sungen 24 Messwertanzeige eena 25 Zul
9. ertverarbeitung entak Armee nrerma che Baustzulansungen cre Unterichnt und Siegel haben bene Gi tghet Curae mrersinsiche nanne cat INS ARTE an Bere ON werden aruy baarin der Carrere rg Ber Parean Technacnen Burdenarata Note Tr arta atea are German iom mend sarare On Seal are et ahd The hoe aora corte aie under Carman a aw muy mot Be racrodticed citar Pan n hl Extracts may be taken ory we toe parmesan of Me Pryadaisch Te Rramconcet Run Nine Gegen desen Bescrec Karr erecraie anes Monat rach Beanungabe antich oder zu NESANA WSE bes dr vesen informaron on mpa renaren masete seen may bo made te mia nahen ine oro maneh of Ma recept aiar muring ce eraty recordad b a Pryahaiaci Technache Bundesanntat at one cf Ma fokouing paresses Physikalisch Technische Bundesanstalt Bundenaiioe 100 Abpea 212 28116 Deren IBAT Bern DEUTSCHLAND OEUTEMAND Physikalisch Technische Bundesanstalt Anlage zur innerstaatlichen Bauartzulassung PIB Annex to type approval certificate under German law vom 12 03 2008 Zulassungszeichen dated 12 03 2008 Apcrawan mak 5 3 62 63 64 Seite 4 von 5 Seiten Page 4 of 5 pogos 21 5 08 01 Beschr nkungen Die Zulassung zur Eichung ist auf alle in dem Benutzerhandbuch genannten YZoll Mikro fontypen sowie auf alle von der PTB zugelassenen Schallpegeimessanlagen der Klasse 1 CR 515 bzw Klasse 2 CR 514 mit einem zugelassenen Mikrofonglbed beschr nkt Eichtechnische Pr fung Unt
10. inch 1 x 9v 6F22 Neda 1604 Approx 15 Hours Continuous Use 9v Nominal 10v Maximum 6 4v Minimum 185g 135mm x 48mm Page 8 CR 514 amp CR 515 Acoustic Calibrator Appendix 1 Technical Information The normal mode of operation of the calibrator is with the unit switched on When the LED indicates the unit is switched on this produces the greatest radio frequency emissions The calibrator continues to function after exposure to contact discharges up to 4kV and air discharges up to 8kV for both positive and negative voltages relative to earth ground The calibrator conforms to IEC 60942 2003 for a modulated root mean square electromagnetic field strength of 10 V m The maximum susceptibility to power and radio frequency fields is with the cavity facing away from the emitter with the battery compartment facing the table the antenna polarisation horizontal and the calibrator switched on CR 514 amp CR 515 Acoustic Calibrator Page 9 Appendix 2 Free Field Correction When calibrating a microphone which is to be used for free field measurements a small correction may be necessary to compensate for the difference between the microphone s free field response at zero degrees or head on incidence and the pressure level generated by the calibrator The correction is typically 0 3dB for inch microphones making the effective calibration level 93 7dB The table below shows the correction values for the standard microph
11. nn nn nn nennen nennen nnenennnnn nn nn nnnnn nenn 9 EXamplenstssetn Ds Mas ee SIR Cok hc an hada Bate 9 Appendix 3 CE Declaration of Conformity uzananuunanunnanunnanunnanunnanunnanunnananunnanannen 10 Appendix 4 Type Approval Certification uz nanuunanunnanunnanunnanunnanunnanunnananannanunnanannen 11 Warranty Information uuuranannananuanannanunnanannanannanannanannannnannnnannnnannnnanunnanunnannnnannnnnn 13 Cirrus Research Offices uuuun000nnunnnunnnnnnnnnnnnnnnnn nun nnnnnnnnn nun Error Bookmark not defined Page 4 CR 514 amp CR 515 Acoustic Calibrator Operation Switching on the Calibrator Press the Power Button on the end of the Calibrator to switch the unit on The Indicator will illuminate to show that the unit is operating Power Button CR 514 Acoustic Calibrator Cirrus Research plc 94dB 1kHz IEC 60942 2003 Class 2 lt a S S X 4 Vv Bi RX reg gt Power Indicator The calibrator will automatically switch off after 5 minutes to preserve battery power To switch off the calibrator manually press the power button again and the indicator will extinguish to show that the unit is switched off Permanent on Mode For some applications there may be a need to have the calibrator switched on continuously To allow for this the calibrator can be turned on by pressing and holding the power button for three seconds Release the button and the indicator will flash
12. ones of Cirrus Research plc Calibration corrections are listed below for the Cirrus Research plc Capsules and three microphone capsules commonly used in Calibration Laboratories Microphone Correction Values Microphone Type Calibration Correction Effective Calibration Level MK 202 0 3dB 93 7 dB MK 215 0 3dB 93 7 dB MK 216 0 3dB 93 7 dB MK 226 0 3dB 93 7 dB MK 224 0 3dB 93 7 dB B amp K 4134 OdB 94 0 dB B amp K 4180 OdB 94 0 dB B amp K 4192 OdB 94 0 dB Example An example of the procedure used to calculate the value for an MK 224 microphone is shown below Level 94 0dB Microphone Correction Level 94 0dB 0 3dB Level 93 7dB Different microphones will have different correction values Please check the operation manual for the Sound Level Meter or microphone concerned for details Page 10 CR 514 amp CR 515 Acoustic Calibrator Appendix 3 CE Declaration of Conformity Cirrus Research plc Hunmanby UK CE Certificate of Conformity Ce Manufacturer Cirrus Research plc Acoustic House Bridlington Road Hunmanby North Yorkshire YO14 OPH United Kingdom Telephone 44 1723 891655 Equipment Description The following equipment manufactured after 1 January 2007 CR 514 Acoustic Calibrator CR 515 Acoustic Calibrator Along with their standard accessories According to EMC Directives 89 336 EEC and 93 98 EEC meet the following standards EN 61000 6 3 2001 EMC Generic emission standard for re
13. ountries worldwide For details of your local representative please contact Cirrus Research plc at the address below Contact details for Cirrus Research authorised distributors and agents are also available from the Internet Web site at the address shown below Main Office Cirrus Research plc Acoustic House Bridlington Road Hunmanby North Yorkshire United Kingdom YO14 OPH Telephone 44 0 1723 891655 Fax 44 0 1723 891742 E mail sales cirrusresearch co uk Web Site www cirrusresearch co uk Germany Cirrus Research plc Deutschland Arabella Center Lyoner Strasse 44 48 D 60528 Frankfurt Germany Tel 49 0 69 95932047 Fax 49 0 69 95932049 Email vertrieb cirrusresearch de Web www cirrusresearch de France Cirrus France Ltd 40 Bis Avenue Gabriel Faur 09500 Mirepoix France Tel 33 5 61 67 40 01 Fax 33 5 61 67 40 56 Email sales cirrusresearch fr Web www cirrusresearch fr Spain CIRRUS RESEARCH S L Travessera de Gracia 62 4 72 08006 Barcelona SPAIN Tel 34 933 622 891 Email info cirrusresearch es Web www cirrusresearch es Cirrus Environmental Unit 2 Bridlington Road Industrial Estate Hunmanby North Yorkshire YO14 OPH United Kingdom Tel 44 0 1723 891722 Email sales cirrus environmental com Web www cirrus environmental com
14. sidential commercial and light industrial environments EN 61000 6 1 2001 EMC Generic immunity standard for residential commercial and light industrial environments Signed Dated 1 January 2007 SU S O Rourke Director Page 11 CR 514 amp CR 515 Acoustic Calibrator Appendix 4 Type Approval Certification R3 0010 Physikalisch Technische Bundesanstalt PIB Braunschweig und Berlin Innerstaatliche Bauartzulassung Type approval certificate under German law Zulassungsinhaber Cirrus Research plc Issued to Bridlington Road Hunmanby YO14 OPH North Yorkshire UNITED KINGDOM Rechtsbezug 13 des Gesetzes tiber das Mess und Eichwesen Eichgesetz in pecorino WEE vom 23 M rz 1992 BGBI S 711 zuletzt ge ndert am 02 02 2007 BGBI S 58 Bauart Schallkalibrator In respect of der Klasse 1 und 2 Typ CR 515 und CR 514 Zulassungszeichen 21 5 Approval mark 08 01 G ltig bis unbefristet Valid until Anzahl der Seiten 5 Number of pages Gesch ftszeichen PTB 1 61 4028829 Reference No Im Auftrag Braunschweig 12 03 2008 By order Siegel i f Seal K N O Manfred Brandt Merkmale zur Bauart sowie ggf inhaltliche Beschr nkungen Auflagen und Bedingungen sind in der Anlage festgelegt die Bestandteil der innerstaatlichen Bauartzulassung ist Hinweise und eine Rechtsbehelfsbelehrung befinden sich auf der ersten Seite der Anlage Characteristics of the instrument
15. to show that the unit is in permanent on mode Press the power button to switch off the calibrator CR 514 amp CR 515 Acoustic Calibrator Page 5 Calibrating a Sound Level Meter Push the microphone of the Sound Level Meter into the cavity at the end of the calibrator Ensure the microphone is fully inserted into the cavity and is past the O ring seals The microphone should be parallel to the body of the calibrator Also ensure that the small bleed hole next to the microphone cavity is not blocked as this could cause damage to the microphone Most modern Sound Level Meters have electronic calibration with the level adjusted automatically Adjust the Sound Level Meter to the correct level where applicable When correcting the value generated by the calibrator a correction for the type of microphone capsule may need to be applied see Appendix 2 Background Noise In order for the calibrator to operate as intended the ambient acoustic noise level should be no greater than 80dBA Stabilisation In order for the sound pressure level and frequency to stabilise after switching the calibrator on when coupled to a microphone a period of at least 3 seconds should be allowed before performing a calibration Page 6 CR 514 amp CR 515 Acoustic Calibrator Changing the Battery The CR 514 amp CR 515 acoustic calibrators use a single 9v alkaline battery This type of battery is known as 6F22 or NEDA 1604 It is also commonly known as PP
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