(item no. 3477333)
Product Overview
The Amprobe SM-20-A 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. The SM-20-A 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 94dB 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
Specifications
| Microphone |
1/2 Electret condenser microphone |
| Standard applied |
IEC 651 Type 2, ANSI 1.4 Type 2 |
| Dynamic range |
50 dB |
| Time weighting |
Fast (125 mS), Slow (1 sec) |
| Frequency range |
31.5 Hz → 8 kHz |
| Measuring level range |
(Auto Range) A-Weighting: 30 dB → 130 dB C-Weighting: 35 dB → 130 dB |
| Data |
Data hold |
Min/max |
| Internal memory |
- |
14,000 records |
| 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 |
Models and Accessories
| Model Name |
Description |
|
| SM-20-A |
- 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
- Internal memory, 14,000 records
Included Accessories: Carrying case, users manual, battery(installed),USB cable download and software CD
|
Resources
Product Manual »
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