Handheld Sound Level Meter - 840029 - Sper Scientific

SKU: 840029 Brand: Sper Scientific, USA Origin: Taiwan

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Measurement Range: 30 ~ 130 dBA & 35 ~ 130 dBC.
Accuracy: ±1.0 dB.
Displays maximum measured value.
AC/DC output
Threshold warning.
Low battery indicator.
Measures noise in bars, karaoke rooms, residential areas…
Checks soundproof rooms, engines, alarms…

13.662.000đ

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Introduction

Handheld Sound Level Meter - 840029 - Sper Scientific is a specialized sound measurement device officially imported from Sper Scientific, USA and manufactured in Taiwan. The device is compact, convenient, and highly accurate, suitable for measuring noise levels in various environments.

This sound level meter offers dBA and dBC frequency scales with a wide range, supports threshold warnings, and features AC/DC output for connection with other equipment. It is an ideal tool for engineers, managers, and environmental experts to monitor and assess noise levels.

Features

Supports two dB frequency weightings: A-weighting (30 ~ 130 dBA) and C-weighting (35 ~ 130 dBC).
High accuracy ±1.0 dB, compliant with IEC 61672:2013 (Type 2), ANSI S1.4:2014 standards.
Selectable Fast and Slow response modes to suit different measurement applications.
AC/DC output allows connection to recording or external data analysis devices.
Peak Hold function retains the maximum measured value during testing.
Easy calibration with integrated internal oscillator system.
Large LCD screen with clear display and 0.1 dB resolution.
Low battery and threshold exceedance or under-limit warnings.
Foldable stand and tripod mount for more accurate and flexible measurements.
Complies with safety and quality standards such as CE, RoHS, UL.

Applications

Measure and monitor noise levels in bars, karaoke rooms, and residential areas.
Check soundproof rooms, detect engine noise, and alarm sounds.
Assess noise levels in industrial workplaces to ensure occupational safety.
Support environmental engineers and experts in noise measurement according to OSHA standards.

Technical Specifications - Handheld Sound Level Meter 840029 Sper Scientific

Measurement Range: 30 ~ 130 dBA and 35 ~ 130 dBC.
Resolution: 0.1 dB.
Accuracy: ±1.0 dB.
Frequency Response: 31.5 Hz - 8 KHz.
Measurement Functions: dBA, dBC, Fast, Slow, Max, AC/DC output.
Selectable Ranges: 30 ~ 70 dB, 60 ~ 100 dB, 90 ~ 130 dB.
Microphone: Electret condenser microphone, 12.7mm (½ inch) size.
Response Time: Fast 200 ms, Slow 500 ms.
AC Output: 0.5 Vrms per range.
DC Output: 0.3 ~ 1.3 VDC, 10 mV/dB, 600 Ohm impedance.
Output Connector: 3.5mm jack.
Power Consumption: approx. 6 mA DC.
Operating Temperature: 0°C – +50°C (32°F – +122°F).
Operating Humidity: below 90 %RH.
Dimensions: 216 × 80 × 35 mm.
Weight (with battery): 283 g.
Power Supply: 1 disposable 9V battery.

Package Contents

1 genuine 840029 unit from Sper Scientific, USA.
1 sensor windscreen.
1 calibration screwdriver.
1 disposable 9V battery.
1 detailed user manual.
1 convenient carrying case for device and accessories.
1 official 12-month warranty card from Le Quoc Equipment.

Warranty 12 months

Keywords

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