Svantek SV 971A
Sound Level Meter

The SV 971A is equipped with a new measuring microphone, offering a LAeq linear measurement range from 27 to 137 dB (140 dB Peak) in a single range! The microphone’s improved design ensures even better long-term stability of microphone sensitivity.

Svantek SV 971A Sound Level Meter

The new SV 971A Sound Level Meter has been designed for both occupational noise and building acoustics measurements. The Class 1 meter has been equipped with a new measuring microphone offering a LAeq linear measurement range from 27 to 137 dB (140 dB Peak) in a single range! The microphone’s improved design ensures even better long-term stability of microphone sensitivity. The SV971A Sound Level Meter uses the new low-power Bluetooth® interface allowing current results to be previewed on a smartphone or tablet as well as controlling measurement Start / Stop. The Assistant application also signals an alarm when set noise limits are exceeded. Along with the new hardware additions, the SV971A Sound Level Meter has been equipped with a new internal program that supports the reverberation time RT 60 measurement and STIPA speech intelligibility measurements, both supported by a mobile application.

                     
New                        Bluetooth                   Class 1

Large linear measurement range

with a new omnidirectional microphone

The SV 971A is equipped with a new measuring microphone, offering a LAeq linear measurement range from 27 to 137 dB (140 dB Peak) in a single range! The microphone’s improved design ensures even better long-term stability of microphone sensitivity.

Occupational Noise

noise measurements in the workplace in accordance with ISO 9612, OSHA, MSHA and ACGIH

The appearance of the 971 series on the market changed the perception of class 1 sound level meters. The small size and weight are now appreciated by professionals who perform measurements with a handheld instrument. The versatile functionality of the new model SV 971A allows precise noise measurements in accordance with standards such as ISO 9612, OSHA, MSHA and ACGIH. The meter is also suitable for measurements for the selection of hearing protection in accordance with ISO 4869-2.

Read more

Specification

SV 971A – Class 1 Sound Level Meter

Applications

Sound measurements
Environmental noise
Occupational noise
Building acoustics

Hardware Features

Number of channels 1
Self-vibration detection
Auto-calibration
Remote communication
Bluetooth
Communication Interfaces USB 2.0, Bluetooth® 4.2
Display
Keyboard 8 keys
Memory uSD card 32 GB
Battery type 4 x AAA
Operating time 16 h ÷ 24 h
Operating temperature range from -10 °C to 50 °C (14 °F to 122 °F)
Humidity range up to 95 % RH, non-condensed
Weight 225 grams
Size 232.5 mm x 56 x 20 mm

Sound measurements features

Standards IEC 61672-1 Class 1
Microphone type ACO 7152
Preamplifier type SV 18A
Linear operating range to IEC 61672 27 dBA Leq ÷ 140 dBA Peak
Total measurement range 17 dBA Leq ÷ 140 dBA Peak
Internal noise < 17 dBA Leq
Frequency range 5 Hz ÷ 20 kHz
Weighting filters A, B, C, Z, LF
Time constants Slow, Fast, Impulse
Exchange rates 2, 3, 4, 5, 6
Criterion levels adjustable
Profiles per channel 3
Min logging step 100 ms / 2 ms in RT60
Statistics Ln (L1-L99)
Statistics in octaves or third octaves
Audio recording option
Voice coments
1/1 octave option
1/3 octave option
RT60 option
STIPA option

Svantek SV 971A Sound Level Meter

Svantek SV 971A Building Acoustics Datasheet

Svantek SV 971A Occupational Noise Datasheet

Yderligere information

Producent

Produktkategori

,