I. Ultrasonic Sensor Applications:

1.Ultrasonic distance measuring;

2.Ultrasonic transmitting and receiving for the against and natural calamities against equipments.

II. Characteristics:
1.High sensitivity, high reliability, high stability;
2.High and low temperature resistance, humidity resistance, shock resistance, vibration resistance, etc.

III. Specification:

• Nominal Frequency             ( kHz )             40/48/58±1
• Capacity                            (   pf  )                2000±15%
• Ring Time                           (  ms )                   ≤1.2
• Sound Pressure Level          (   db )                 100±5
• Sensitivity                           (   db )                 -73±5
  Resistance                         (   Ω   )                   500
• Directivity                            (   ° )                 100×60
• Max.Input Voltage                (Vp-p )                    150
• Operating Temp.Range         (  oC  )                 -30±80
• Storage Temp.                     (  oC  )                 -40±85
• Weight                                (   g   )                     3.8