B30 Series multi frequency white noise backup alarm is one of most popular and cost effective lines. A glass-filled nylon housing with expxy-encapsulated electronics provide exceptional durability and protection against moisture, dust and vibration. Intelligent models measure the ambient noise level and adjust their output level. create a volume that is safe without being annoying or contributing to noise pollution. Vocal or white noise versions are optional.
reinforced nylon housing eliminates corrosion damage
wire/connector/bolt mounting optional, easy to install
Voltage polarity protection
RoHS compliant, CE certified
Size:103.5*71*40.5mm
Weight: 310g
Models of B30 series back-up alarm:
P/N | VOLTAGE (VDC) | OUTPUT (+/-4dBA @4FT) | REMARK |
YS-B31 | 10-48 | 97 | white noise available |
YS-B32 | 10-48 | 102 | white noise(10-24V) available |
YS-B33 | 10-48 | bespoke message | |
YS-B34 | 10-48 | 107 | |
YS-B36 | 10-48 | 87 | white noise available |
YS-B37 | 10-48 | 77-97 | inelligent |
YS-B38 | 10-48 | 82-102 | intelligent |
Mechanical drawing (mm):
Wires/connectors optional:
Sound sample(s):
B30 beep sound.mp3
B30 white sound.mp3
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