(Support bulk orders and Custom service orders )

The Power Standard: DC9V - DC12V (corrugated < 0.5%) current 30mA

Measuring range: 30-130dB

Specifications:Diameter M24mm length 80MM,output line length is 2.0 meters

Output mode :RS232 interface or ASIIC code output

Precision:《+- 1.5dB

Resolution:0.1dB

Response time: less than 2 seconds

Stability:<=+- 1 %FS
Frequency response: 31.5Hz- 20KHz
Working : -20 to 60°C , 10-90%RH
Storage: -20 to 80 °C , 10-90%RH
Power < 0.5w
Install:flushbonading

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Red line is connected to Vcc-DC12-24V,

The black  is connected to ground ;
white line is A+
yellow line is B-