📊 Basic Information
Type
Capacitive Microphone
Accuracy
±0.5dB (at 1kHz)
Signal Output
4~20mA/0~5V/0~10V/RS485
📝 Product Description
The noise sensor is a high-precision sound measurement instrument with a range of 30dB~120dB, meeting everyday measurement needs and widely used in various fields such as homes, offices, workshops, automobiles, and industrial measurement. This product uses a highly sensitive condenser microphone, providing a stable signal and high accuracy. It features a wide measurement range, excellent linearity, ease of use, and long transmission distance.
⚙️ Technical Specifications
| Power consumption |
0.1W (RS485) / 0.18W (Analog) |
| Operating Temp |
-20℃~+60℃, 0%RH~95%RH (non-condensing) |
| TTL Output |
Output voltage: ≤0.7V low, 3.25~3.35V high |
| RS-485 Output |
ModBus-RTU protocol |
| Response Time |
≤3s |
| Stability |
Less than 2% in the life cycle |
🔍 Details Images
This product uses a high-sensitivity condenser microphone with stable signals and high accuracy. With wide measuring range, good linearity, easy to use, easy to install, long transmission distance.
🔌 Wiring Diagram
❓ Frequently Asked Questions
Do you offer OEM services?
Yes, we provide OEM services including custom logo marking and design requirements.
What payment methods are accepted?
We accept T/T, PayPal, and various online payment methods for your convenience.
What is the typical delivery time?
Orders are typically processed within 24 hours after payment confirmation. Larger orders (100+ pcs) may require an additional 2-3 working days.
What are the standard shipping methods?
Goods are usually dispatched via major couriers such as DHL, FEDEX, UPS, EMS, or TNT.
What is your quality assurance policy?
We offer a free exchange service within one month and a comprehensive 12-month quality guarantee.
Can we visit the production facility?
Yes, visitors are always welcome to tour our facilities and discuss technical requirements.
Fray Tech
