Product Details:
Payment & Shipping Terms:
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Product Name: | IEC61672-1 Electric Bicycles Sound Level Meter For Speed Prompt Sound | Measurement Range: | 30dB~130dB |
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Linear Range: | 60dB | Frequency Measurement Range: | 31.5 Hz To 8KHz; |
Microphone: | 1/2 Inch Pre-polarized Condenser Microphone | Digital Display: | 4-digit LCD, 0.1dB Resolution, Updated Once Every Second; |
Battery Life: | About 24 Hours; | Key Words: | Sound Level Horn Device |
Highlight: | IEC61672-1 Sound Level Meter,Ebike Speed Prompt Sound Level Meter,IEC61672-1 Noise Level Meter |
IEC61672-1 Electric Bicycles Sound Level Meter for Speed Prompt Sound
Product overview:
It is used to test the speed prompt sound of electric bicycles and the sound pressure level of the horn device.
Compliance with the standard:
In accordance with the standard requirements of GB17761-2018 "Safety Technical Specifications for Electric Bicycles".
Main parameters:
Applicable standards | IEC61672-1: 2013 Class 2, ANSI S1.4: 1983 Type 2; |
Measurement parameters | SPL, MaxL; |
Measurement range | 30dB~130dB; |
Linear range | 60dB; |
Frequency measurement range | 31.5 Hz to 8KHz; |
Frequency weighting | A and C; |
Time weighting | Fast, slow; |
Accuracy | ±1.5dB (at reference sound pressure 94dB @1KHz); |
Microphone | 1/2 inch pre-polarized condenser microphone |
Measurement gear | 5 gears, each 10-dB interval: 30~90dB, 40~100dB, 50~110dB, 60~120dB, 70~130dB; |
Digital display | 4-digit LCD, 0.1dB resolution, updated once every second; |
Analog indication | 1-dB interval, 60dB display range, updated every 1/8 second; |
Display warning function |
overload indication is too low indication (over the upper limit of the file position OVER symbol appears + the lower limit of the file position exceeds the UNDER symbol appears); |
Analog AC / DC output | 2Vrms (full scale value), 10mVDC / dB; |
Power supply | 4 1.5V LR-6/AA size batteries, AC adapter; |
Battery life | about 24 hours; |
Operating temperature and humidity | -10℃ to 50℃, R.H. <90% without condensation; |
Dimensions | 265 (length) × 72 (width) × 21 (thickness) mm; |
Weight | about 310g. |
Accessories |
Manual, battery, carrying case, adjustment screwdriver, CD-ROM software, windproof ball, USB cable, 3.5ψ plug |
Optional accessories | Microphone extension cable, AC adapter |
Contact Person: Ms. Fiona Zhong
Tel: +86 135 3248 7540
Fax: 86-0769-3365-7986