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Outdoor Air Monitoring

Sound Level Meter
Typical Applications :
  • Testing of Environmental ambient noise
  • Vehicle Noise
  • Industrial Noise
RAVE INNOVATIONS introduces low cost integrating sound level meters, complying with the IEC 61672 standard. Our sound level meters feature an ergonomically designed housing and a high precision A/D convertor which enable them to simultaneously measure various frequency weightings, with F, S and I time weightings.

Features of Integrating Sound Level Meter SLM 4000x
  • Type: Integrating Class 2 or Class 1
  • Functions: SPL, Leq, Lmax, Lmin, Lavg, Lpeak, Ln
  • Frequency Weighting: A, C/Z (Simultaneously)
  • Time Weighting: Slow (S), Fast (F) & Impulse (I)
  • Frequency Range: 10 - 20 KHz
  • Dynamic Range: 25 dBA - 140 dbA
  • Resolution: 0.1 dBA
  • Range Switching: Automatic
  • Data Storage: Removable 4 GB SD Card
  • Output: RS 232 / USB
  • Battery Backup: Upto 8 hours with 4 AA alkaline
  • Software: Windows based for analysis and reporting
  • Operating Temperature: 0 to 50 degC
  • Accessories: Carrying Case, Charger, Batteries, Wind Shield, Data Transfer Software
  • Optional: Mic Extension, Enclosure, Tripod Stand

  • Software features Lday, Lnight, L10, L50, L90 and Programmable Ln values
  • Our instrument conforms to CPCB requirements
  • The SLM series sound level meters store data in a removable SD card with time stamps
  • Our SLMs can run continuously for 8 hours on 1.5V AA batteries