7th award for DUO Smart Noise Monitor


Source: ACOEM

After France, Germany, Switzerland, Portugal, China and Austria, it’s time for Spain to acknowledge the metrological qualities of 01dB DUO Smart Noise Monitor.

The Spanish Metrology Center (CEM) recently approved DUO smart noise monitor as a class 1 sound level meter according to the IEC 61672-1 standard.

This seventh certification confirms DUO Smart Noise Monitor full compliance with Class 1 international standards in any operating condition (both reference directions 0° and 90°).

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