I. Features of waterproof type ultrasonic sensor EFR-40RS16B2:
(1). High sensitivity
(2). High reliability
(3). Less power consumption
(4). Waterproof
II. Specifications of the ultrasonic sensor EFR-40RS16B2:Nominal Frequency ( kHz ) 4/48/580±1Capacity ( pf ) 2000±15%Ring Time ( ms ) ≤1.2Sound Pressure Level ( db ) 105±5Sensitivity ( db ) -73±5Resistance ( Ω ) 500Directivity ( ° ) 100×70Max.Input Voltage (Vp-p ) 150Operating Temp.Range ( oC ) -30~+80Storage Temp. ( oC ) -40~+85Weight ( g ) 3.1
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