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3M ™ Verifier Speech Intelligibility Meters

 
3M(TM) The Verifier Speech Intelligibility Meter
3M(TM) The Verifier Speech Intelligibility Meter
The Verifier is a special type of sound level meter which offers simplified methodology for measurement of Speech Transmission Index-Public Address (STI-PA) to ensure voice actuated fire alarms, mass communications and PA systems are clearly understood in an emergency.
  • Easy set-up and operation with results in Speech Transmission Index-PA (STI-PA) and Common Intelligibility Scale (CIS) formats.
  • Quick 15-second measurement intervals with post-processing from meter.
  • Sample and store ambient noise during peak business hours to perform non-disruptive after-hours studies.
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3M IDMarketplace Formal NameMicrophone Class/Type
70071579513700715795133M™ Verifier Type 2 STIPA Meter Verifier-2K, Test Tone CD and Player 1 kit/csType 2    
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70071579497700715794973M™ Verifier Type 1 STIPA Meter, Test Tone CD and Player Verifier-1K 1 kit/csType 1    
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Overview

Specifications

 Application Type‎ Area Monitoring (Sound Level Meter)‎
 Battery Life‎ 8 Hours‎
 Battery Type‎ Replaceable‎
 Category‎ Detection Solutions‎
 Category‎ Noise Measurement‎
 Data Logging‎ Yes‎
 Intrinsically Safe‎ No‎
 Intrinsic Safety‎ No‎
 Measurement Parameters‎ SPL‎ ,  STI-PA‎ ,  Average‎ ,  CIS‎
 Microphone Class/Type‎ Type 1‎ ,  Type 2‎
 Net Weight‎ 19 oz‎
 Product Type‎ Sound Level Meter‎
 Standards/Approvals‎ IEC 60268-16 (2003), NFPA 72 Annex E, DOD United Facilities Criteria UFC-4-021-01‎
 Time Response‎ Fast or Slow‎
 Weighting‎ F‎ ,  A‎

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