digital sound level meter
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Description
| Place of Origin: | Made in china |
|---|---|
| Brand Name: | HEDAO |
| Model Number: | WT1357 |
| Certification: |
This equipment has been designed to meet the measurement requirement of Safety Engineers,
Health, Industrial Safety offices and Sound Quality control in various environment,
which include factory, office, trffic, family, and audio system.
| Specification | |
| Measuring range | 30~130dBA、35~130dBC |
| Accuracy | ±1.5dB(under reference conditions) |
| Frequency range | 31.5Hz~8.5KHz |
| Level range | 30~80,50~100,60~110,80~130,30~130dB |
| Linearity range | 50dB/100dB |
| Frequency weighting | A/C |
| Digital Display | 4digits |
| Resolution | 0.1dB |
| Sample rate | 2 times/second |
| Bar graph | 50 dB scale at 1 dB step for monitoring current sound pressure level display Sample rate:20times/second |
| Over indication | OVER/UNDER |
| AC output | 0.707Vrms at FS output impedance approx.600 ohm |
| DC output | 10mV/dB, output impendance approx. 100ohm |
| Time weight | FAST/ SLOW |
| Microphone | 1/2 inch electret condenser microphone |
| Max | MAX |
| Power supply | 1.5V AA alkaline cells or DC 6V 100mA (maximum DC9V) |
| Power life | About 30 hours (alkaline battery) |
| Self calibration time | 3 s |
| Operating condition | 0~40℃,10~85%RH |
| Storage condition | -10~40°℃,0~70%RH |
This equipment has the following functions:
1. It is designed according to the IEC651 TYPE2 & ANSI S1.4 TYPE2
2. Accuracy up to +/- 1.5 dB
3. Measurement range: 30~130 dB
4. With two equivalent weighted sound pressure levels, A and C.
5. Fast & Slow dynamic characteristic modes.
6. AC and DC output for frequency analyzer level recorder, FFT analyzer, graphic recorder etc.
Shipping & Returns Policy
Shipping Information
Dhaka Only: Same-day or next-day delivery within Dhaka city limits and cost only ৳80 TAKA.
Out Of Dhaka: 1–3 working days for most locations within Bangladesh and cost only ৳120 TAKA.
Know more details.
Out Of Dhaka: 1–3 working days for most locations within Bangladesh and cost only ৳120 TAKA.
Know more details.
Return Policy
You may return items purchased from Meter BD Shop within 7 days of receiving the product.
To be eligible for a return, the product must meet the following conditions:
1. Unused, 2. In the original packaging & 3. Proof of purchase.
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