Sound Level Meter - Discontinued



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1 ano de garantia CE
  • Portability and Simplicity One Hand Operation
  • AC and DC Output Functions Provided
  • A and C Frequency Weighting Characteristics
  • Slow and Fast Time Frequency Weighting Characteristics
  • Maximum Hold Function
  • Under and Over Range Indication
  • Valox Housing to Withstand Accidental Drops
  • View PDF File Link for Full Product Specifications


The HHMA model has been discontinued. Please see the HHSL402SD as a possible alternative or contact our Flow Engineering department.


Display: 31/2 digit liquid crystal display (LCD) with maximum reading of 1999
Zero: Automatic
Low battery indication: The is displayed when battery voltage drops below the operating level
Operating environment: 0 to 50°C at <75% RH
Storage temperature: -20 to 60°C, 0 to 80% RH with battery removed from meter
Accuracy: Stated accuracy at 23°C ±5°C, <75% RH
Dimensions: 215 H X 44 W X 40 mm D (8.5 x 1.7 x 1.6")
Weight: 200 g including battery (7 oz) (1.5 V x 4 pcs AAA size)
Standard Applied: IEC 651 Type 2
Range: Lo: 35 to 90 dB, Hi: 75 to 130 dB
Resolution: 0.1 dB
Accuracy: ±1.5 dB (ref 94 dB @ 1 kHz)
Dynamic Range: 55 dB
Frequency Range: 31.5 to 8000 Hz
Frequency Weighting: A, C
Time Weighting: Slow & Fast
Maximum Hold: Decay <1 dB/3min
Microphone: Electret condenser microphone
Auxiliary Outputs
AC Conditioned: 0.55 Vrms corresponding to each range step
Impedance: 600 .
DC Conditioned:10 mV/dB (nominal)
Impedance: 100 .
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