optimus green Sound Level Meters for Environmental
Contents
1. Audio Recording with Real Time 1 1 amp 1 4 Octave Band Filters B Version instruments All of the instruments can measure Sound Level functions plus Lmax and Lin With all frequency and time weightings as well as real time 1 1 Octave Band filters Integrated noise levels such as Lyegt and Lae C A Peak Sound Pressure and virtual noise meters for OSHA MSHA ACGIH 14 independent Ln values are available along with the other measurement Functions Specifications and a selection chart are available on the following page Complete measurement kits are available for the optimus instruments which contain the sound level meter an acoustic calibrator windshield cables batteries and accessories The measurement kits contain all of the accessories needed to carry out a noise survey Measurements can be sorted or grouped by any parameter person place or project and measurement reports created quickly and easily NoiseTools is fully compatible with the latest versions of Microsoft Windows and as with all Cirrus software updates are available Free of charge From the Cirrus website NoiseTools is supplied free From any licensing restrictions or limits allowing you to install the program on as many PC s as needed at no additional cost Updates for the NoiseTools software are available Free of charge from the Cirrus Research plc website noisetools E E a oe 7 a2 uw n ze noisetoolses E eee cy meere a m on2. Mi a a a i r FE _ di nZ a m Pr ore deg heres IHAN eee H lis jE bie f Specifications PiCirrus lt 1 Ole Ver 3 Thrtrtee Aru U Applicable Standards IEC 61672 1 2002 Class 1 or Class 2 Group X IEC 60651 2001 Type 1 or Type 2 IEC 60804 2000 Type 1 or Type 2 IEC 61252 1993 Personal Sound Exposure Meters ANSI 1 4 1983 R2006 ANSI S1 43 1997 R2007 ANSI 1 25 1991 1 1 amp 1 3 Octave Band Filters to IEC 61260 amp ANSI 1 11 2004 Microphone Class 1 Instruments MK 224 pre polarized Class 2 Instruments MK 216 pre polarized Microphone Preamplifier MV 200E Removable Preamplifier Total Measurement Range 20dB to 140dB RMS Single Range Noise Floor lt 18dB A Class 1 lt 21dB A Class 2 Frequency Weightings RMS amp Peak A C amp Z Measured Simultaneously 1 1 Octave Bands 16Hz to 16kHz 31 5Hz to 16kHz displayed 16Hz stored 1 3 Octave Bands 6 3Hz to 20kHz Bands from 12 5Hz displayed 6 5Hz 8Hz amp 10Hz stored amp downloaded B Version Additional Metrics Laeq LF 20Hz to 200Hz amp Leq Le 20Hz to 200Hz Time Weightings Fast Slow amp Impulse Measured Simultaneously Display High resolution OLED display with ambient light sensor amp illuminated keypad Memory AGB as standard with up to 10 000 measurements stored Expandable to 128GB Time History Data Rates Global settings 10ms 62 5ms 125ms 25
3. 0ms 1 2 sec 1 sec 2 sec VoiceTag Audio Recording 40 seconds of audio recording with each measurement Audio Recording Off Manual Threshold Triggered Advanced Trigger User options of Studio 96kHz 32bit or Standard quality 16kHz 16bit WAV format Ln Statistical Values 14 independent statistical Ln values calculated from 1 16 Lap 7 preset to L1 0 L5 0 L10 0 L50 0 L90 0 L95 0 amp L99 0 7 user defined Ln values NoiseTools allows for user control of frequency weighting used for Ln calculations dB A dB C or dB Z available Instrument Selection Measurement Control Measurement control with user selectable duration of manual 1 min 5 min 10 min 15 min 30 mins 1 hour Lden Automatic Synchronisation amp Repeat Integrators Three simultaneous virtual noise meters Integrator 1 is preset to Q3 for Leq functions Integrators 2 amp 3 can be configured with the following Exchange Rate Q3 4or5 Threshold 70dB to 120dB 1 dB steps Time Weighting None or Slow Criterion Level 70dB to 120dB 1 dB steps Criterion Time 1 to 12 hours in 1 hour steps Integrator Quick settings EU OSHA HC amp OSHA NC OSHA HC amp ACGIH MSHA HC amp MSHA EC Custom 1 amp Custom 2 Size 283mm x 65mm x 30mm Weight 400gms 100z Batteries 4 x AA Alkaline battery life typically 12 hours External Power 5v via USB Socket from PC or Power Supply 5v 15v via MultilO socket Tripod Mount 1 4 Whitworth socket
4. 728 CRAII Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes CKE Standard Accessories The optimus sound level meters are supplied as standard with the following accessories User Manual Certificate of Calibration USB Data Power Cable Windshield NoiseTools Software CD Acoustic House Bridlington Road Hunmanby North Yorkshire YO14 OPH United Kingdom T 0845 230 2434 UK 44 1723 891655 F 44 1723 891742 E sales cirrusresearch co uk W www cirrusresearch co uk Measurement Kits The optimus sound level meters are available as a complete measurement kit with the following accessories optimus Sound Level Meter CR 514 Class 2 or CR 515 Class 1 Acoustic Calibrator UA 237 90mm Windshield CK 280 Carrying Case User Manual amp Certificates of Calibration USB Data Power Cable amp NoiseTools Software CD ISO 14001 2004 EMS 552104 ARO YE UKAS ENVIRONMENTAL MANAGEMENT UKAS QUALITY MANAGEMENT ISO 9001 2008 FM 531007
5. Connections USB Type B to PC Multi pin IO for external power amp RS232 Case Material High Impact ABS PC with soft touch back amp keypad Environmental Temperature Operating 10 C to 50 C Storage 20 C to 60 C Humidity Up to 95 RH Non Condensing Electromagnetic performance IEC 61672 1 2002 amp IEC 61672 2 2003 Except where modified by EN 61000 6 1 2007 amp EN 61000 6 1 2007 Language options English French German Spanish as standard Other language options may be available Software Support NoiseTools Download Configuration amp Analysis software supplied as standard Compatible with Microsoft Windows XP Vista amp 7 32bit amp 64bit Measurement Functions CR 172A amp CR 171A Lyy LyyMax Lyymin lege Leia laee ezren Lye Graph of Short Lyeg Lepeak Measurement Run Time Integrators 2 amp 3 TWA Dose Est Dose Real Time 1 1 Octave Bands Graphical amp Numeric 14 Statistical Ln Values Stored Functions Lyymax amp Time History of Lyymay near eee Wea le LZPeak Time History of liea Ween LZ lei Lapak Integrators 2 amp 3 Lava TWA Dose Time History of Layo 1 1 Octave Bands Overall Leg amp Leg Time History for each band Ln Values 14 independent statistical values Audio Recording During Measurement Measurement Run Time Time amp Date of Measurement Start CR 172B amp CR 171B Ly LyyMax Lxymin Lesy Leto laee ba a Lye Graph of Short Lyeg Lepeak Measuremen
6. optimus sound level meters O lt 153 Octeve Vew gt Thwd Octave Band LF P Cirrus Research plc OCCUPATIONAL optimus green ENVIRONMENTAL ADVANCED SPECIAL Sound Level Meters for Environmental amp Occupational Noise Measurements Applications e Environmental noise impact assessments over short or long periods e Occupational amp Industrial Hygiene Noise Evaluations e Tonal analysis using 1 3 Octave Band Filters e Detailed analysis using audio recording e Noise Ordinance amp Community Noise Assessments e Hearing Protector Selection using HML or 1 1 Octave Band Methods e General Noise Measurements Key Features e Simple operation ensures that you get the functions you need quickly amp easily e Simultaneous measurement amp data logging of all available parameters e Simultaneous A C amp Z Frequency Weightings Simultaneous F S amp I Time Weightings Real time 1 1 amp 1 3 Octave Band Filters 14 Statistical Ln values Single 120dB measurement range Audio recording during measurements for replay and analysis VoiceTag audio recording before each measurement for note taking Repeating measurements with manual or automatic control Latest digital technology with a high resolution colour OLED display and back lit keypad for night time measurements 4GB memory capable of storing over 10 000 measurements Compatible with outdoor noise measurement kit
7. ptimus green instruments also provide a complete range of occupational noise Functions UK amp EU Noise at Work Regulations IF you are working to the UK Control of Noise at Work Regulations or the EU Physical Agents Noise Directive Lae and Lepeak values are measured at the same time which allow the Lepa Lex gh and the Peak Action Levels to be determined The exposure calculator also displays a projected Lep a Lex gn For the current measurement paCirrus Leg View i C a 4 fal The Leeg bneg C A value is also measured which can be used to select PPE using the HML method OSHA MSHA amp other regulations IF you need to meet regulations such as OSHA HC amp NC MSHA HC or ACGIH the two virtual noise meters in the Dose View can be quickly configured to provide you with this information Octave Band Filters for Noise Control amp Selecting Hearing Protection The optimus green instruments also feature real time 1 1 octave band filters which can be used to aid in the selection of PPE and for noise control applications NoiseTools Software For many users the most challenging part of a noise survey is the reporting and analysis of the results and so having a simple way to view analyse and print the information is essential The new NoiseTools software package gives you a quick and simple way to download analyse and report your noise measurement information Intuitive and simple
8. r or function Environmental Noise Measurements For environmental noise applications an optimus green is the ideal instrument Comprehensive measurement capability The overall Leg Lnag and statistical Lag values 14 in total are measured along with a range of noise profiles providing a complete picture of the noise under investigation Real time 1 3 Octave Bands The B versions CR 172B amp CR 171B will measure and store Real Time 1 4 octave bands from 6 5Hz to 20kHz throughout each and every measurement with the overall value along with a time history stored automatically Audio recording As well as the Voicelag recording the optimus green instruments provide audio recording during measurements This can be either started manually during the measurement or triggered using a sophisticated set of threshold parameters ready to go Audio recordings can be stored either as Studio 96 32 quality which can be used for later analysis or as Standard 16 16 quality which can be used for replay and source identification Repeating measurements Measurements can be either started manually or automatically by the measurement control Functions This allows the instruments to make repeated measurements over long periods of time ideal when the instrument is used with an outdoor noise measurement kit Occupational Noise amp Industrial Hygiene Measurements As well as the environmental noise Functions the o
9. s Simple operation with advanced technology The optimus sound level meters have been designed with ease of use as the most important Feature which lets you get on with measuring and controlling the noise The instruments use the very latest in digital technology and industrial design techniques to make everything as clear and simple as possible Featuring a high resolution colour OLED screen and a keypad which will illuminate automatically in low light the optimus instruments are ideal for any noise application time noise chart so that you can see how the noise varies with time All of the functions of the instrument are measured simultaneously and with a wide 120dB measurement span you don t need to worry about choosing the right range A standard optimus can measure up to 140dB A and 143dB C Peak with the standard microphone and preamplifier and up to 1 0dB using the optional MK 200EH High Level Noise microphone system Just switch on calibrate and you are The measurement data is displayed in a clear and simple format along with a real The ideal solution for environmental amp occupational noise The optimus green sound level meters are ideal instruments for both environmental amp occupational noise and will give you all of the information you need right at your finger tips Every measurement contains all of the available Functions so there s no risk of selecting the wrong paramete
10. t Run Time Integrators 2 amp 3 TWA Dose Est Dose Real Time 1 1 Octave Bands Graphical amp Numeric Real Time 1 3 Octave Bands Graphical amp Numeric Leg Le ZORE to 200Hz 14 Statistical Ln Values Stored Functions Lyymax amp Time History of Lyynyay ge cere Waa leek L7Peak Time History of liea leey lay lei L 7Peak Integrators 2 amp 3 Layg TWA Dose Time History of Layo 1 1 amp 1 3 Octave Bands Overall Leq amp Leg Time History for each band Ln Values 14 independent statistical values Audio Recording During Measurement Measurement Run Time Time amp Date of Measurement Start where x A C Z y F S Other Functions may be calculated by the NoiseTools software and displayed on download Notes 1 For details of the displayed and stored parameters please refer to the optimus green technical specification datasheet All specifications features and values are typical and are subject to change without notice Cirrus Research plc cr17x 07 2010 r3EN Enon Class 1 Class 2 Sound Level Leq Peak TWA Dose Data Audio VoiceTag 11 1 Octave es Octave Un Timer Software Measurement Functions Functions Functions Logging Recording Recording Band Filters Band Filters Support Kit Instrument CR 172A Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes CK 172A CR 171A Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes CK 171A CR 172B Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes C1
11. to use The initial summary screen shows you the most commonly used information and through simple icons gives you access to the detailed measurement data You can simply print the summary screen to get a quick measurement report For advanced users each and every function measured by the instrument is available for review and analysis and the data can be exported for Further use Voicelag recordings can be played back for reference and are automatically stored with the measurement data Audio recordings can be played back to identify the noise source and analysis performed on the recordings Where Octave Band data is available this information can be used by the program to calculate the level of protection from a range of hearing defenders and ear plugs Helping you keep your data organised Over time you may find that you have a large number of measurements information and notes To help you keep your noise measurement data organised and easy to find NoiseTools allows each measurement to be allocated to people places and projects Instrument Range amp Measurement Kits The optimus green sound level meters can be used for a wide range of occupational and environmental noise applications and you can choose from two simple options to get the instrument that meets your needs Choose from Class 1 or Class 2 performance and either Audio Recording with 1 1 Real Time Octave Band Filters A Version instruments or
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