Amprobe SM-20A Sound Meter

SPECIFICATIONS AMPROBE SM-20A SOUND METER

+ Specifications

Display: 4 digits LCD

Microphone: 1/2 inch Electret condenser microphone

Power supply: 9V NEDA 1604, IEC 6F22, JIS 006P battery

Auto power off: Approx. 5 min

Environment: Indoor operation, < 2000 m

Standard applied: IEC 651 Type 2, ANSI 1.4 Type 2

Dynamic range: 50 dB

Resolution: 0.1 dB, display update: 0.5 sec.

Time weighting: FAST(125mS), SLOW(1 sec)

Accessories: Carrying case, windscreen, User manual and 9V battery

Introduction Amprobe SM-20A Sound Meter

The Amprobe SM-20A Sound Meter has been designed to check compliance with safety regulations and perform acoustic analysis by safety engineers, health, industrial and safety offices as well as quality control. Amprobe SM-20A offers a PC interface.

They use two different weighting filters required by the IEC651 and ANSI S1.4 Type 2 for audio filtering. The A weighting is for general noise sound level and the C weighting is for measuring sound level of acoustic material control in various environments (ie 94 dB 1  kHz, etc).

Features

– Designed to meet the measurement requirements of safety engineers, health, industrial safety offices and quality control in various environments.

– A and C weightings for checking compliance with safety regulations as well as acoustic analysis

– Measuring ranges: A weighting 30 – 130 dB, C weighting 35 – 130 dB

– Frequency range: 31.5 Hz – 8 kHz

– Display with 0.1 dB steps on a 4 digit LCD

– Slow (1 sec) and fast (125 ms) response settings to check peak and average noise levels

– Max/min recording

– Internal memory, 14,000 records

– Recording intervals from 1 second to 8 hours

– PC computer download capabilities

– Data hold to freeze reading on digital display

– CE, designed to meet IEC651 type 2, ANSI S1.4 type 2

Amprobe brand

Amprobe is the leading manufacturer of measuring instruments. Amprobe builds rugged, reliable test and measurement tools that have been trusted by professional electricians and HVAC technicians for over 70 years. Amprobe products range from an extensive line of clamp meters and digital multimeters to industry-specific tools for residential/commercial electricians, HVAC/R technicians, utilities and industrial maintenance professionals.