• Part Number: CEL-620.A2
• Model: Integrating
• ANSI Standard: Type 2
• Pack type: Standard accessories
• Available as ANSI Type 1 or type 2 versions depending on microphone capsule fitted
  
• Available in A, B or C version depending on bandwidth of filters fitted to instrument
• A version meter is broadband only
• B version of meter is broadband and octaves
• C version of meter is broadband, octaves and third octaves
• 20 to 140 dB single measurement range as standard
• A, C and Z (Linear) frequency weightings (simultaneously)
• Fast, Slow and Impulse time weightings (simultaneously)
• Q=3, 4 and 5 exchange rates (simultaneously)
• Measures instant, maximum and minimum levels
• Measures Leq, Lavg(DOD), Lavg(OSHA)
• Manual measurements using intuitive menus
• Full color high resolution LCD screen for maximum clarity
• Numerical and graphical presentation of overall noise levels
• Storage of up to 100 runs in memory with all results saved for every run
• Instrument memory is seen as a standard disc drive by computer so no special software is required to access instrument
• Runs are seen in memory as text files and can be easily imported into standard office programs such as word processors and spreadsheets
• Provided with wrist strap and small foam windscreen as standard accessories
• Applications:
• Basic noise surveys
• Machinery measurements
• Selection of hearing protection
• Basic noise control measurements
• Workplace noise surveys for compliance measurements
• Noise mapping applications
• General purpose noise measurements
• Community noise nuisance measurements with CEL-621
• Transportation noise sources
• Heating and ventilation noise sources

• Applicable Standards:
• IEC 61672 - 2013 : Octave filters (CEL-620B model only):
• ANSI S1.4  - 1983 (R2006) : IEC 61260 Class 1
• ANSI S1.43 - 1997 (R2007):  ANSI S1.11-2004
• Total measurement range: 20 to 140dB RMS (single range),143.0 dB Peak
• Frequency weightings RMS: Simultaneous A, C & Linear (Z)
• Frequency weightings Peak: Simultaneous A, C & Linear (Z)
• Time weightings: Simultaneous Slow, Fast & Impulse
• Amplitude weightings: Q3, Q4 and Q5 (Q4 & Q5 applicable to Lavg only)
• Thresholds: 70 to 90 (dB) in 1 dB steps (applicable to Lavg only)
• Noise floor: <33dB(A) Class 2, <25dB(A) Class 1
• Memory: 999 runs, up to 24 hour length per run. 33 hours of audio notes. Up to 1 years storage with 1s time history selected.
• Display: 320x240 pixel transmissive colour TFT Frequency bands: 11 octave bands 16Hz to 16kHz (CEL-620B model only)  Selectable
• Time history: Time history storage from 1s to 30min
• Audio notes Audio notes: 8,000 samples per second, 8bit, up to 4kHz
• Calibration information: Stores pre and post run calibration date, time and level
• Output (P.C.): USB 2.0 ‘A’ to ‘Mini B’
• Batteries: 3 x AA Alkaline (supplied) or rechargeable
• External power: 9-14V DC at 250mA via 2.1mm
• connector
• Battery life: 11 hours with backlight on,
• 20 hours backlight off
• Tripod mount: 1/4” Whitworth socket
• Size mm (in): 72 x 229 x 31mm (2.8 x 9.0 x 1.2”)
• Weight gm (oz): 295g (10.4oz)
• Measured Parameters:
• CEL-620A: LXY, LXYmax, LXYmin, LXeq, LXpeak, Lavg, LC-LA, LXIeq, LTM3, LTM5, LAE
• CEL-620B: LXY, LXYmax, LXYmin, LXeq, LXpeak, Lavg, LC-LA, LXIeq, LTM3, LTM5, LAE
• Octaves: LXY, LXeq, LXYmax
• Where X is the frequency weighting A, C or Z and Y represents time weighting Fast (F), Slow (S) or Impulse (I). All weightings simultaneously measured where appropriate
  
• Environmental:
• In Operation: Relative humidity of 5% to 90% (non-condensing) Temperature 0 to 40°C (Class 2), -10 to 50°C (Class 1) Atmospheric pressure of 65 to 108kPa
• In Storage: 0 to 90%RH in the absence of condensation Temperature -20 to 60°C
• Atmospheric pressure of : 65 to 108kPa

• (1) CEL-620 - Integrating Sound Level Meter (Class 2)
• (1) Foam Windscreen
• (3) AA Alkaline
• (1) Wrist Strap
• (1) USB Cable
• (1) Calibration Certificate

Brochure/Datasheet

Instruction Manual

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