400SR12M Pro-Wave Electronics

400ST/R120 Air Ultrasonic Ceramic Transducers Impedance/Phase Angle vs. Frequency Tested under 1Vrms Oscillation Level 400SR120 Impedance 400SR120 Phase 400ST120 Impedance 400ST120 Phase 100000 90.0 75.0 60.0 45.0 10000 30.0 15.0 0.0 -15.0 1000 -30.0 -45.0 Specification -60.0 -75.0 100 -90.0 35 36 37 38 39 40 41 42 43 44 45 400ST120 Transmitter Frequency (Khz) 400SR120 Receiver Center Frequency 40.01.0KHz 400ST120 2.0KHz Sensitivity/Sound Pressure Level Bandwidth (-6dB) 400SR120 2.0KHz Tested under 10Vrms 30cm Transmitting Sound Pressure Level 115dB min. -50 130 at 40.0KHz 0dB re 0.0002bar per 10Vrms at 30cm -55 125 Receiving Sensitivity -67dB min. -60 120 at 40.0KHz 0dB = 1 volt/bar -65 115 Capacitance at 1KHz 20% 2400 pF -70 110 Max. Driving Voltage (cont.) 20Vrms -75 105 Total Beam Angle -6dB 85 typical -80 100 Operation Temperature -85 95 -30 to 70C -90 90 Storage Temperature -40 to 80C 35 36 37 38 39 40 41 42 43 44 45 All specification taken typical at 25C Frequency (Khz) Closer frequency tolerance can be supplied upon request. Beam Angle Model available: Tested at 40.0Khz frequency 1 400ST/R120 Aluminum Housing 2 400ST/R12B Black Al. 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 2 Sensitivity (dB) Impedance (Ohm) SPL (dB) Phase Angle (Degree)400ST/R120 Air Ultrasonic Ceramic Transducers 400SR120 Receiver 400ST120 Transmitter Sensitivity Variation vs. Loaded Resistor SPL Variation vs. Driving Voltage -40 125 -45 120 -50 115 -55 110 -60 105 100 -65 95 -70 90 -75 85 -80 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1K 3.9K 10K 39K 100K 390K Vrms Loaded Resistor (Ohm) 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 -5.5 -4.0 -6.0 -5.0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1K 3.9K 10K 39K 100K 390K Vrms Loaded Resistor (Ohm) 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) Fc Variation % SPL (dB)