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CEL-200 SERIES DIGITAL SOUND
CASELLA CEL
Regent House
Wolsley Road
Kempston
Bedford
MK42 7JY, U.K.
Phone: +44 (0) 1234 844 100
Fax: +44 (0) 1234 841 490
E-mail:
info@casellameasurement.com
Web:
www.casellameasurement.com
LEVEL METERS
Go to
HB3348-01
OPERATOR'S MANUAL
CASELLA USA
17 Old Nashua Road,
# 15, Amherst
NH 03031
USA
Toll Free: +1 (800) 366
2966
Fax: +1 (603) 672 8053
E-mail:
info@casellaUSA.com
Web:
www.casella USA.com
Preface
CASELLA ESPANA S.A.
Polígono Európolis
Calle C, nº4B
28230 Las Rozas - Madrid
Spain
Phone: + 34 91 640 75 19
Fax: + 34 91 636 01 96
E-mail:
online@ casella-es.com
Web:
www.casella-es.com
CASELLA CHINA（中国）
地址
北京东城区东方广场W1座911室
邮编: 100738
电话: 0086 10 85183141
传真: 0086 10 85183143
电子邮件:
info@casellameasurement.cn
网址:
www.casellachina.cn
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Table of Contents
Related Manuals for CASELLA CEL CEL-240
Summary of Contents for CASELLA CEL CEL-240
- Page 1 CEL-200 SERIES DIGITAL SOUND LEVEL METERS Go to Preface HB3348-01 OPERATOR’S MANUAL CASELLA CEL CASELLA CHINA（中国） CASELLA USA CASELLA ESPANA S.A. Regent House 17 Old Nashua Road, 地址 Polígono Európolis Wolsley Road # 15, Amherst 北京东城区东方广场W1座911室 Calle C, nº4B Kempston NH 03031 邮编: 100738...
- Page 2 PREFACE Back to Cover MANUAL CONVENTIONS This section of the manual details the priority of Warnings, Cautions and Notes that may apply throughout this manual. INTRODUCTION This section of the manual gives a brief overview of the equipment. PREPARATION FOR USE This section of the manual describes the first steps to using the CEL-200 Series Digital Sound Level Meter.
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Page 3: Manual Conventions
MANUAL CONVENTIONS PRIORITY ONE PERSONAL SAFETY. When a WARNING is included in the text, the WARNING will always precede the text it applies to. WARNING: Indicates personal injury will result if proper precautions are not followed. PRIORITY TWO EQUIPMENT PROTECTION. A CAUTION will always precede the text it applies to. - Page 4 2. INTRODUCTION CEL-240, 242, 244 and CEL-246 Congratulations on your purchase of a CEL-200 Series Digital Sound Level Meter, subsequently referred to as the ‘instrument’. The instrument has been designed to perform accurate noise measurements through a wide range. It is a completely digital sound level meter, designed for stable, reliable performance, fully compliant with international sound level meter standards.
- Page 5 Figure 1 CEL-200 Series Digital Sound Level Meter 1. Microphone. 2. Power ON / OFF key. 3. Display. 4. Left Key. 5. Right Key. 6. USB PC Output. 7. Auxiliary socket (2.5mm Stereo). Back to Index...
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Page 6: Preparation For Use
PREPARATION FOR USE PROCEDURE (Refer to Figure 2) 1. Open the Battery Cover. 2. Check the battery compartment is clean and dry. 3. Fit three new AA Alkaline (or NiMH) batteries according to the polarity in the battery compartment. 4. Close the Battery Cover. Notes: If there is evidence of leakage from previously installed batteries, contact Casella at the address given in Contact Details before using the instrument. -
Page 7: General Operation
CALIBRATION for details. 3. Fit the windshield over the microphone before attempting any measurement. CEL-240/242 CEL-244/246 A. – Battery Indicator. B. – Over Range Indicator. C. – Sound Pressure Level. D. Analogue Display Bar. E. Measurement Scale. F. Maximum Sound Pressure Level. - Page 8 Refer to INSTRUMENT SETTINGS to change the Time and Frequency Weightings, or to change the type of display. CEL-240/242 CEL-244/246 Figure 4 CEL-200 Series Bargraph and Time History Screens 5. The screen will display the instantaneous and maximum sound pressure levels along with the relevant Time and Frequency Weighting.
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Page 9: Instrument Settings
Figure 5 Calibration Mode Screen 5. Press left key (A) to perform a calibration, or press the right key (B) Exit. When calibration is complete, the Calibration Complete screen will be displayed (Refer to Figure 6). Figure 6 Calibration Complete Screen Back to Index INSTRUMENT SETTINGS... -
Page 10: Display Type
4. Press Right key (B) to make changes to each setting as described below in sections A - G. Figure 7 Instrument Settings 5. Current settings will be saved when the instrument is switched OFF. Note that if no keys are pressed for approximately 5 seconds the CEL-200 Series will exit the settings screen and return to the normal measurement screen. -
Page 11: Time Weightings
MEASUREMENT RANGE (30 – 100dB or 60 – 130dB) Care should be taken to select the correct measurement range depending on the noise climate being measured. Make sure the noise being measured is within the range selected. If the Over Range indicator ( ) is displayed the incorrect range has been selected. - Page 12 Figure 8 Logging Interval Screen – CEL-246 only Back to Index...
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Page 13: Configuration Menu
CONFIGURATION MENU The Configuration Menu (Refer to Figure 9) is used to make changes to the Display Contrast, Calibration Level and the Signal Input Source. To access the Configuration Menu press and hold the Right key when switching the instrument on (by pressing the Power ON key). DISPLAY CONTRAST –... - Page 14 8. MEMORY AND TIME/DATE SETTINGS (CEL-242/246) This screen only appears when the instrument is switched on and only on CEL-242 or CEL-246 models. Figure 10 Time and Date Screen The memory status in Figure 10 (C) displays 100%, meaning the memory is full. No more data can be stored.
- Page 15 9. MEMORY DELETION SCREEN (CEL-242/246) This screen is accessed from the Time and Date screen described above. Initially press the Right key (B) if the intention is to delete the data in the memory. Then press the Left key (A) to confirm deletion as shown below in Figure 11. When the data in memory has been deleted the screen will show 0% and return to the Time and Date screen automatically.
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Page 16: Switch Off
10. SET TIME AND DATE SCREEN CEL-242/246 This screen is accessed from the Time and Date screen described above. When this screen is accessed (Refer to Figure 13) the HH (hours) will be highlighted. Press Right key (B) to set the hour. Press Left key (A) to advance to the MM (minutes). -
Page 17: Equipment Specification
EQUIPMENT SPECIFICATION SPECIFICATION CHARACTERISTICS IEC 61672-1 2002-5 (Electro-Acoustics – Sound Level STANDARDS Meters) Group ‘X’ instruments, Performance Class 2. IEC 60651: 1979 Type 2 .ANSI S1.4 type 2A Specification for Sound Level Meters. CEL-244/246 Models: IEC 60804: 2000 Type 2, ANSI S1.43: 1997 (R2007) Type 2 Display range: 30 -130dB(A) RMS, available in 2 ranges, RANGE:... -
Page 18: Electromagnetic Compatibility
Battery Life Typically 35 hours. Power Consumption ~65mA. ELECTROMAGNETIC COM PATIBILITY Instrumentation is designed and tested to comply with the following EMC and ESD Standards: IEC 61000-4-2 Testing and Measuring Techniques - Electrostatic discharge immunity tests. IEC 61000-4-3 Electrom agnetic compatibility (EMC) - Radiated electromagnetic field tests. -
Page 19: Service And Warranty
CASELLA CEL’s liability is limited to items of their own manufacture, and they do not accept liability for any loss resulting from the operation or interpretation of the results from this equipment. -
Page 20: Environmental Considerations
14. ENVIRONMENTAL CONSIDERATIONS WEEE DIRECTIVE The WEEE directive aims to raise the level of recycling of electrical and electronic equipment (EEE) and encourages designers to create products with recycling in mind. Potentially, a key part of this directive is to make all parties aware and more responsible for collection, treatment and recovery of WEEE. -
Page 21: Declaration Of Conformity
15. DECLARATION OF CONFORMITY Back to Index...