UNI-T UT352 Digital Sound Level Meter with Data Storage and Analog Output

UNI-T UT352 Digital Sound Level Meter with Data Storage and Analog Output in Sri Lanka

A/C Weighted Industrial Noise Meter with High/Low Alarm and 63-Set Memory

The UNI-T UT352 Digital Sound Level Meter is a professional-grade noise measurement instrument built for sustained industrial and environmental monitoring. Covering a 30~130 dB measurement range with both A-weighted (ear protection / human hearing) and C-weighted (machine noise / low-frequency) modes, the UT352 offers the flexibility required for comprehensive occupational noise assessments and equipment compliance testing in Sri Lanka.

Discover our complete selection of Sound Level Meters – decibel meters, noise meters, and SPL meters available in Sri Lanka!

Equipped with 63-set onboard data storage, AC and DC analog signal outputs for connection to external recorders, and a configurable high/low noise alarm, the UT352 is one of the most feature-rich instruments in its class. Its 20-hour battery life — powered by four standard AA batteries — makes it ideal for extended monitoring deployments without interruption.

Technical Specifications

Measurement Range: 30~130 dB

Accuracy: ±1.5 dB

Frequency Range: 31.5 Hz~8000 Hz

Frequency Weighting: A weighting (ear / human) & C weighting (machine / low-frequency)

Sampling Rate: Fast: 8 times/s | Slow: 1 time/s

Data Storage: 63 sets

Analog Output (AC): 0.707 Vrms full scale; Output impedance ~600 Ω

Analog Output (DC): 2 Vrms full scale; 10 mV/dB; Output impedance ~100 Ω

Display: LCD with backlight (53 × 41 mm); Analog bar graph 30~130 dB

Power: 1.5V battery (LR6) × 4 | Also supports external power

Battery Life: Up to 20 hours continuous operation

Dimensions: 273 × 70 × 39 mm

Weight: 330 g

Certifications: CE, UKCA

Key Features

Dual Frequency Weighting: Switchable A/C modes — A weighting for human hearing exposure; C weighting for machinery and low-frequency noise assessment

High/Low Alarm: Configurable noise threshold alerts notify the operator when sound levels exceed or fall below set limits

63-Set Data Storage: Onboard memory stores up to 63 measurement records for later review and reporting

AC/DC Analog Signal Output: Enables connection to external data recorders, chart recorders, or signal analysers for extended logging

Simulated Analog Bar Graph: Provides an intuitive analogue-style level display alongside the digital dB readout

MAX/MIN Capture: Continuously tracks peak and minimum noise levels throughout the measurement session

Manual/Auto Range: Offers flexible range control suited to both stable and rapidly changing noise environments

20-Hour Battery Life: Low power consumption design supports full working-day monitoring without battery changes

Applications

Occupational noise exposure assessments in manufacturing and construction sites

Environmental noise surveys for regulatory compliance reporting

Machine noise benchmarking and equipment acceptance testing

HVAC system commissioning and noise level verification

Interfacing with external data recorders via analog output for long-term noise logging

Package Includes

1 × UNI-T UT352 Digital Sound Level Meter

Windscreen

Leather carrying case

1.5V batteries (LR6) × 4

English user manual

For wireless Bluetooth data transfer to a smartphone app, consider upgrading to the UNI-T UT353BT Mini Bluetooth Sound Level Meter for mobile-first noise monitoring workflows.

Downloads

📄 Download UNI-T UT352 Data Sheet
📄 Download UNI-T UT352 User Manual