328SR16M Pro-Wave Electronics

328ST/R160 Air Ultrasonic Ceramic Transducers Impedance/Phase Angle vs. Frequency Tested under 1Vrms Oscillation Level 328SR160 Impedance 328SR160 Phase 328ST160 Impedance 328ST160 Phase Specification Sensitivity/Sound Pressure Level Tested under 10Vrms 30cm 328ST160 Transmitter 328SR160 Receiver Center Frequency 32.81.0KHz 328ST160 2.0KHz Bandwidth (-6dB) 328SR160 2.5KHz Transmitting Sound Pressure Level 115dB min. at 32.8KHz 0dB re 0.0002bar per 10Vrms at 30cm Receiving Sensitivity -67dB min. at 32.8KHz 0dB = 1 volt/bar Capacitance at 1KHz 20% 2600 pF Max. Driving Voltage (cont.) 20Vrms Total Beam Angle -6dB 75 typical Beam Angle Tested at 32.8Khz frequency Operation Temperature -30 to 70C Storage Temperature -40 to 80C All specification taken typical at 25C Closer frequency tolerance can be supplied upon request. Model available: 1 328ST/R160 Aluminum Housing Dimensions: dimensions are in mm S. Square Enterprise Company Limited Pro-Wave Electronics Corporation Http://www.pro-wave.com.tw E-mail: sales pro-wave.com.tw Tel: 886-2-22465101 Fax: 886-2-22465105 1 of 2328ST/R160 Air Ultrasonic Ceramic Transducers 328SR160 Receiver 328ST160 Transmitter Sensitivity Variation vs. Loaded Resistor SPL Variation vs. Driving Voltage -40 130 -45 125 -50 120 -55 115 -60 110 -65 105 -70 100 -75 95 -80 90 1K 3.9K 10K 39K 100K 390K 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 Loaded Resistor (Ohm) Vrms Center Frequency Shift vs. Loaded Resistor Center Frequency Shift vs. Driving Voltage 5.0 0.0 -0.5 4.0 -1.0 3.0 -1.5 2.0 -2.0 1.0 -2.5 0.0 -3.0 -3.5 -1.0 -4.0 -2.0 -4.5 -3.0 -5.0 -4.0 -5.5 -5.0 -6.0 1K 3.9K 10K 39K 100K 390K 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 Loaded Resistor (Ohm) Vrms Sensitivity Variation vs. Temperature SPL Variation vs. Temperature -40 130 -45 125 -50 120 -55 115 -60 110 -65 105 -70 100 -75 95 -80 90 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 Temperature (Degree C) Temperature (Degree C) Center Frequency Shift vs. Temperature Center Frequency Shift vs. Temperature 5.0 5.0 4.0 4.0 3.0 3.0 2.0 2.0 1.0 1.0 0.0 0.0 -1.0 -1.0 -2.0 -2.0 -3.0 -3.0 -4.0 -4.0 -5.0 -5.0 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 Temperature (Degree C) Temperature (Degree C) S. Square Enterprise Company Limited Pro-Wave Electronics Corporation Http://www.pro-wave.com.tw E-mail: sales pro-wave.com.tw Tel: 886-2-22465101 Fax: 886-2-22465105 2 of 2 Fc Variation % Sensitivity (dB) Fc Variation % Sensitivity (dB) Fc Variation % SPL (dB) SPL (dB) Fc Variation %