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TES-660A /TES-660 Micro Noise Dosimeter

TES-660A / TES-660 Micro Noise Dosimeter is a compact device for accurate personal noise monitoring, ideal for workplace assessments, industrial environments, and hearing conservation programs.

  • Measures noise levels from 70 dB to 140 dB with multiple frequency and time weightings
  • Compliant with ANSI S1.25 and IEC 61252 standards
  • Programmable timers, real-time clock, and extensive data logging for long-term monitoring
  • TES-660A model features intrinsic safety certification for industrial use

Description

The TES-660A / TES-660 Micro Noise Dosimeter is a compact, lightweight personal monitoring device designed for accurate assessment of occupational noise exposure. Compliant with international standards such as ANSI S1.25 and IEC 61252, it measures sound levels across a wide dynamic range from 70 dB to 140 dB, supporting multiple frequency and time weightings. With flexible exchange rates, programmable timers, and a built-in real-time clock, the dosimeter ensures precise and adaptable noise monitoring for various workplace conditions.

Engineered for long-term and professional use, the TES-660A / TES-660 offers extensive data logging capabilities for detailed exposure analysis and reporting. The TES-660A model features intrinsic safety certification, making it suitable for hazardous industrial environments. Ideal for factory floors, construction sites, and hearing conservation programs, this noise dosimeter delivers reliable performance, regulatory compliance, and user-friendly operation for effective workplace noise management.

Features

  • Extension cable needed, no microphone.
  • Lightweight and compact
  • portable battery
  • determines all the common noise dose
  • parameters wide dynamic range ranging from
  • 70 to 140 decibels
  • concurrently measures 3 dB, 4 dB, 5 dB, or
  • exchange rates of 6dB
  • innately secure (660A)

Specifications

Standard applied ANSI S1.25: 1992 Personal Noise Dosimeter

IEC 61252: 2002 Personal Sound Exposure Meters

Intrinsic safety (660A): EN 60079-0: 2006, EN60079-1

2007,

EN 60079-26: 2007

Microphone 1/2-inch electret field replaceable threaded microphone
Display 128×64 pixel graphics LCD
Measurement Ranges Dynamic Range: 70dB to 140dB

Peak Range: 103dB to 143dB

Frequency Weightings A, C and Z, Type 2
Time Weightings Fast, Slow and Impulse
Exchange Rate 3dB, 4dB, 5dB or 6dB
Threshold Level 70 – 90dB in 1dB steps
Criterion Level 70 – 90dB in 1dB steps
Alarm warning indicators LED showing level noise exceedances during run
Clock Real–time clock with calendar.
Memory Results from 30 measurements can be stored for later viewi and download.
Measurement Control Measurement Duration: May be set 10 to 55 min in 5min steps or 1 to 24 Hrs in 1hr steps.
Timers Up to 99 timers (automatic start and stop) can be set

(maximum up to one month ahead  of measurement time). Timer Controlled Started / Stop: Up to 16 timers can be s up from the PC software or meter keypad.

Logging storage (results) At least 100 hours at 4 profiles every minute with un showing remaining memory recording time in hours whe switched on.
Stored profile values Lavg, LZpk, Leq, LCpk
Storage interval 1, 5, 10, 30minutes and 1or 2 hours can be set
Setup Ten built–in (predefined) default setups are included. Nine additional user–defined setups can be stored.
Battery Li Polymer (3.7V/470mAh)
Charging unit / PC interface Complete meter fits neatly into the charging unit (DS-01).

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