I. Certifications of the ultrasonic sensor EFR-40/48/58RS14A:
ISO9001:2000/TS16949/RoHS.
II. Specifications of ultrasonic sensor EFR-40/48/58RS14A:Nominal Frequency ( kHz ) 40/48/58±1Capacity ( pf ) 2000±15%Ring Time ( ms ) ≤1.2Sound Pressure Level ( db ) 105±5Sensitivity ( db ) -70±5Resistance ( Ω ) 500Directivity ( ° ) 90±5Max.Input Voltage (Vp-p ) 150Operating Temp.Range ( oC ) -30~+80Storage Temp. ( oC ) -40~+85Weight ( g ) 2.9
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