Street Address: No.8, Shijing Rd, Haichang Development Zone, Haining, Zhejiang
City: Haining
Province: Zhejiang
Country/Region: China
MA1840 Independent Buzzer is made up of microcomputer, buzzer, 2~4 ultrasonic sensors. It's small and exquisite, effective and direct. You can install it anywhere inside the vehicle as you like. Technical Parameters: Voltage: DC12V(10V~15V) or DC24V(20.4V~27.6V) Operating I : 200Ma or lass Sensing Angle: 60 Sensing Range: 0.35m-2.50m Warning Alarm Range: 0.35m-1.55m Measurement Accuracy: ±0.02m Product Life: 2,000 hrs (Note: Normal annual working time: less than 200hrs) Temperature Range: -45°C-80°C Stability: 168 hrs continuous proper operation under normal working conditions. Warning Method: Warning Alarms 5 4 3 2 1 Distance to obstacle 1.55m~2.5m 1.15m~1.55m 0.75m~1.15m 0.35~0.75m 0.35m Buzzer No sound 1beep/S 2beep/S 5beep/S Constant beeps Safe distance Safe distance Acceptable distance Danger zone Forbidden zone