12-2V use reversing alarm with double knock silent mode night mode
General Specifications:
1. Output level: 97dB±4dB(A) AT 1.2M
2. Voltage: 12-24 VDC
3. MAX. current drain: 0.6A
4. Temperature range: -40-85℃
5. Frequency: 500-7kHz±10%
6. Duty cycle: 2.86S±10%, 3 beeps + warning this vehicle is turning left
7. Weight: 300g
8. Materials: 30% glass filled nylon
9. Size:127.5*79*82mm
10:Connection: 2 seperate wires without connector
About DOUBLE KNOCK SILENT MODE
Put into reverse it works, put into reverse within 3 seconds it silent, and resets in 5 seconds
P/Ns of B70 series alarms:
P/N | VOLTAGE(VDC) | OUTPUT (+/-4dBA @4FT) | REMARK |
YS-B71W-4BTL-CL | 12-24 | 92 | English left turning, W |
YS-B71W-3BRV | 12-24 | 92 | English reversing, W |
YS-B71W-5RTL-CL | 12-24 | 92 | English reversing, left turning, W |
YS-B72W-3BTL | 12-24 | 97 | English left turing, W |
YS-B73W-WN-DKS | 12-24 | 102 | White noise, night mode, W |
YS-B73W-3BRV-DKS | 12-24 | 97 | English reversing, night mode, W |
*Wiring/connections optional:
Mechanical drawing (mm):
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