Sound Level Meter TFA-Dostmann 30.5503

The TFA-Dostmann 30.5503 Sound Level Meter is a compact instrument for measuring sound pressure levels from 30 to 130 dB. It provides clear numerical readings on a backlit display and includes a hold function for freezing a value for later review. The meter is suitable for use in a variety of environments where monitoring of noise levels is required, including both professional and personal applications.

Advantages

The device offers a wide measurement range (30–130 dB), a backlit display for visibility in low light, and a hold function to capture and retain measurements. Its compact size and straightforward operation make it practical for on-site use. The instrument uses a capacitive microphone system for reliable sound detection and runs on a standard power source for convenient deployment.

Suitable for

• Workplace noise assessments
• Environmental and neighbourhood noise monitoring
• Equipment and machine noise checks
• Home audio and appliance noise measurements

Key specifications

• Measurement range: 30 to 130 dB
• Display: backlit numeric display
• Functions: hold (freeze) function
• Power: battery included (type as supplied)
• Brand: tfa dostmann, MPN: 30.5503, EAN: 4009816019264

How to use

Turn on the sound level meter and allow the microphone to stabilise for a few seconds. Point the microphone toward the sound source at a suitable distance and read the real-time value on the backlit display. Use the hold function to freeze a reading for documentation. Replace the battery as indicated by the device to ensure uninterrupted operation.

Usage recommendations

For consistent results, perform measurements away from reflective surfaces and at a standard distance from the noise source. Calibrate or verify the instrument periodically according to local standards when accurate monitoring is required.