
ZX7500
Personal Noise Dosimeter
ZX7500 is engineered for precision and portability. It combines the functionality of a personal noise dosimeter and a class 2 sound level meter in a compact and durable design. Compliant with IEC 61252, IEC61672-1 Class 2 and IEC61620-1 Class 2, ZX7500 offers advanced measurement, with modular design, wireless data transmission, and audio recording for spectral analysis. With IP65-rated protection and intrinsic safety certification, the ZX7500 is ideal for reliable use in demanding industrial and occupational environments.
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ZX 7500 Personal Noise Dosimeter
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The ZXONIC ZX7500 Personal Noise Dosimeter is a compact, portable, and high-performance solution designed for professionals and individuals seeking accurate and comprehensive noise monitoring. Weighing just 119 g, it is built for comfort and durability, featuring an IP65-rated enclosure that resists dust and water. Its modular design enables simultaneous measurement of SEL/LAE, statistical metrics, integration, and 1/1 and 1/3 octave band analysis—ideal for sound exposure assessments across industrial, environmental, and occupational settings.
Features
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Compact and lightweight, measuring 90 mm x 49 mm x 64 mm and weighing only 119 g (4.2 oz).
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IP65-rated, offering strong protection against dust and water for reliable outdoor and industrial use.
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1.3” TFT color LCD with 240 x 240 resolution for a clear and intuitive user interface.
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Display up to 6 measurement indicators simultaneously.
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Wide frequency range of 20 Hz to 12.5 kHz, and dynamic range of 51 dB to 142 dB.
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ZX7500 is compliant to IEC 61252:2017, IEC 61672-1:2013 Class 2, and IEC 61260-1:2014 Class 2.
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Up to 13 hours of continuous operation
Sound Measurement Features
Total Measurement Range
51 – 142 dB(A), 25 – 143 dB (C), 30 – 143 dB (Z)
Internal Noise
< 42 dB(A), < 42dB(C), < 47 dB(Z)
Frequency Range
20 Hz – 12.5 kHz
Frequency Weighting
A, C, Z
Time Constants
Parallel F (fast), S (slow), I (impulse)
Exchange Rates
2, 3, 4, 5, 6
Total Value Integration
SEL, Lxyp, Lxeq,T, Lxmax, Lxmin, LN, Lex, 8h, LAVG, TWA, DOSE, Kurt, SD, Lxpeak
*Peak C Sound Level Measurement Range: 68 – 145 dB
Statistics
optional
Measurement Time
1 second to 99 hours
*x represents A,C,Z.
*y represents F,S, l.
*N represents 5,10,50,90,95.










