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| Categories | Laboratory Testing Instrument |
|---|---|
| Brand Name: | ZL |
| Model Number: | ZL-3510 |
| Certification: | CE,ISO |
| Place of Origin: | China |
| MOQ: | 1 set |
| Price: | Negotiable |
| Payment Terms: | L/C, T/T, Western Union |
| Supply Ability: | 60 Sets |
| Delivery Time: | 5-8 work days |
| Packaging Details: | IEC61672-1 Electric Bicycles Sound Level Meter for Speed Prompt Sound is packaged within wooden case. |
| Product name: | IEC61672-1 Electric Bicycles Sound Level Meter for Speed Prompt Sound |
| Measurement range: | 30dB～130dB |
| 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 |
| Company Info. |
| Dongguan Zhongli Instrument Technology Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
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 |
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