SoundEar 3-300 – high precision noise monitor

This high precision noise level monitor has visual alerts and noise level logging to help workplaces asses if ear protection is needed. It features a green, orange and red ear symbol on a black anti-shock background.

 

• This high precision noise level monitor has a measuring range from 30 dB to 120 dB
• It has the ability to turn off the visual warning signal at night so it doesn’t disturb patients sleeping in hospitals
• Also features a built in log that saves LAeq measurements for up to 600 days
• It allows you to view multiple units in real time in the SoundEar software by adding a wireless USB dongle
• Easy transfer of log data into the SoundEar software via USB to give a complete overview of the noise environment
• All measurements are saved in a CSV format and can be opened in Excel

Frequency Range: 20 Hz – 20 kHz

Measuring Level Range: 30 dB – 120 dB

Deviation: +/- 0.5 dB

Frequency Weighting: dB (A) & dB (C) filter

Time Weighting: Slow (1S) & (125mS)

Dynamic Range RMS: 90 dB and Peak detection

Light setting: Full configurability through SoundEar®
software including night setting.

2 x Outputs
(1 for dB A + 1 for dB C): Either 0-10V or 4-20mA outputs
2 x USB ports: Micro USB (Power &PC), USB OTG (Log, config.)

Display data: dB(A) Slow, Leq(A)15, Alarm settings, Temperature & Clock

Power supply: 5VDC (micro USB) / 24VDC (screw terminal)

Current consumption: max 2.5W.

Microphone: 20 Hz – 20 kHz

Internal memory:
16MB (128MBit) (5-90 days log time, depending on log settings)

Real Time Clock: Hi-precision type with battery backup (CR2032).

Mechanical properties: Cabinet: Shockproof acrylic.

Measurements:
Length: 265mm, Width: 205mm. Height: 46mm,
Weight: 1.5 kg.

Standards:
IEC61672-2-2002. Type 2, ANSI S1,4 Type 260601-1:
Medical electrical equipment – Part 1: General
requirements for basic safety and essential performance.
60601-1-2: Medical electrical equipment – Part 1-2:
General requirements for basic safety and
essential performance.