328ER250

The couple of transducer 328ET/R250 is suitable for outdoor low cost applications where the minimum measurable distance is a fundamental parameter or anyway for simple detection of people and objects passing.

Features

• Work Environment: Indoor/ Outdoor
• Configuration: transmitter (328ET250) and receiver (328ER250)
• Working frequency: 32,8 ± 1KHz
• Emitted sound pressure (to Fc, 0dB re 0.0002 μbar for 10Vrms to 30cm): 113dB min
• Receive Sensitivity (Fc 0dB=1V/µbar): -67dBmin
• Diameter: 25.0 mm