Contact Us Request a Quote 312-666-0595

Reed R8085 Noise Dosimeter

Reed Instruments Starting at $445.50
Model: R8085

Sale price Price: $445.50 Regular price $495.00

Lead Time: Ships in 3-6 business days
Free Shipping
Free Shipping on orders $100 and up.
Credit card, PayPal and Amazon Pay are available at checkout. If you need a quote or want to pay with a PO please contact or call 312-666-0595.

This noise dosimeter has the ability to record sound levels (dB) and sound exposure (dose %) in order to determine an individual's sound exposure over an 8-hour period. The R8085 is a lightweight and compact Dosimeter designed to meet noise survey requirements established by OSHA (Occupational Safety and Health Administration) and the CCOHS (Canadian Centre for Occupational Health and Safety).

  • Noise dosimeter, sound level meter and data logger
  • High accuracy of ±1.0dB meets Type 2 standards
  • Designed to meet noise survey requirements for compliance with OSHA and CCOHS regulations
  • Personal sound exposure meets IEC 61252, ANSI S1.25
  • A and C frequency weighting
  • Fast and Slow time weighting
  • Lightweight and compact design
  • Adjustable Criterion Level, Exchange Rate and Threshold
  • USB interface with Windows® Compatible software to retrieve stored data (sold separately)
  • Easy-to-read backlit LCD display
  • Data hold and Min/Max hold
  • Tripod mount for long-term monitoring
  • Low battery indicator and auto shut off


Measurement Type Sound Pressure Level: dB
Personal Noise Exposure: %Dose
Measuring Range(s) 35 to 130dB
Low: 35 to 80dB
High: 80 to 130dB
Auto: 35 to 130dB
Dose: 70 to 130dB
Dynamic Range 50dB (in each range)
31.5Hz ±3.0dB, 63Hz ±2.0dB, 125Hz ±1.5dB, 250Hz ±1.5dB, 500Hz ±1.5dB, 1kHz ±1.0dB, 2kHz ±2.0dB, 4kHz ±3.0dB, 8kHz ±5.0dB
Resolution 0.1dB
Response Time Approx. 1 sec
Frequency Range 31.5Hz to 8kHz
Frequency Weighting A, C
Time Weighting Fast/Slow (125mS and 1s)
Microphone 0.5" (12.7mm) electret condenser
Display 4-digit LCD
Backlit Display Yes
Data Hold Yes
Min Yes
Max Yes
Alarm Indicators Over (visual on-screen)
Datalogging Capabilities Yes
Real-Time Clock and Date Stamp Yes
Selectable Sampling Rate Yes (1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600s)
Selectable Dose Measurement Rate Yes (0, 1, 5, 10, 15, 30mins/1, 2, 4, 8, 10, 12, 24hrs)
Auto Shut-off Yes (after 10 mins/off)
Tripod Mountable Yes
Low Battery Indicator Yes
Power Supply 3 x AAA batteries
Output Yes, RS-232/USB (optional)
PC Connectivity USB Cable (R8085-USB, optional)
Software PC Software (R8085-PC, optional)
Software OS Compatability Windows XP/Vista/7/8/10
Product Certifications
CE, IEC61252, ANSI S1.25 for Noise Dose and Sound Exposure Meters, IEC 61672 Class 2/ANSI S1.4 Type S for Sound Level Meters
Operating Temperature 32 to 122°F (0 to 50°C)
Storage Temperature 14 to 140°F (-10 to 60°C)
Operating Humidity Range <85%
Dimensions 4.2 x 2.3 x 1.0" (107 x 58 x 25mm)
Weight 4.3oz (122g)
Included Items
  • REED R8085
  • Dosimeter
  • Microphone with Clip
  • Wrist Strap
  • Carrying Case
  • Batteries
  • Personal accumulated noise exposure
  • Construction sites
  • Ensuring safe working conditions
  • Code enforcement
  • Traffic
  • Recording of acoustic levels for environmental impact studies



Related Products
R8050 Sound Level Meter
This sound level meter meets ANSI, and IEC Type 2 standards and features dual range measurement, fast & slow time weighting, data/max hold functions and a tripod mount for long-term monitoring. | Features High accuracy of ±1.4 dB meets Type ...
R8090 Sound Level Calibrator
This sound calibrator generates a stable acoustic signal at a controlled frequency and amplitude to verify the accuracy of your sound level meter. The R8090 is compatible with all 1/2" diameter microphones. Features Generates stable acoustic sig...
Sound Level Meters
  • Test acoustic levels for ensuring safe working conditions
  • Sound level meters are used by industrial maintenance as part of preventative maintenance programs; health & safety departments who record acoustic levels during environmental impact studies and inspectors when auditing work environments to ensure safe conditions. 
Reed Instruments
  • Sound level meters, Environmental meters, Manometers, Moisture Analyzers...
  • Instruments that are used every day by industrial maintenance teams, quality control departments, HVAC/R contractors, electricians and health & safety professionals among others.