CEL-630 series sound level meters

The CEL-630 is an easy to use instrument designed to undertake the measurement requirements of workplace and environmental noise. It also complies with the latest IEC and ANSI international standards for sound level meters. Regardless of the view selected, all data is measured and stored simultaneously so no mistakes can be made.

  • Ideal for environmental or occupational monitoring
  • Easy to use switch-on-and-go functionality
  • Latest digial technology with a high resolution colour TFT display
  • Pre-Configured setups for occupational and environmental measurements
  • Voice notes to annotate measurements
  • Single measurement range up to 140dB, no range adjustment required
  • Data markers, back erase function and audio recording
  • Level triggered events for transient measurements
  • Real-time octave & 1/3 octave measurements
  • Simultaneous measurement of all parameters with all frequency and time weightings
  • Class 1 or Class 2 models available
  • 2GB memory for more than 1 year of data storage
  • Removable pre-amp
  • Environmental outdoor kit available


Measurement range 20-140dB RMS (143.3dB peak)
Total Noise floor 19dB(A) Class 1, 25dB(A) Class 2
Timers Duration 1s-24hr
On/Off timers 6 sets with selectable times and a repeat function

Batteries 3 x AA Alkaline, 10-15 hours dependent on back light
External power 9-14VDC at 150mA
Weight 332g including batteries
Size 230 x 72 x 31mm inc preamp and microphone

​Audio Recording​
Low Quality 8,000 samples/s @ 8 bit (64kb/s), up to 4kHz
High Quality 24,000 samples/s @ 8 bit (192kb/s), up to 12kHz

Operating Relative humidity of 5 to 90% (non Condensing)