400EP14D

Telephone +44 (0)1493 602602 Fax +44 (0)1493 665111 Email:sales@midassensors.com www.midassensors.com Electra House, 32 Southtown Road Great Yarmouth, Norfolk NR31 0DU, England PROWAVE Air Ultrasonic Ceramic Transducers 400EP14D Dimensions: dimensions are in mm Asymmetric Beam Patterns Impedance/Phase Angle vs. Frequency 400EP14D Transceiver Center Frequency 40.0±1.0Khz Bandwidth (-6dB) 1.5Khz Transmitting Sound Pressure Level at resonant frequency; 0dB re 0.0002µbar per 10Vrms at 30cm Receiving Sensitivity at resonant frequency 0dB = 1 volt/µbar Nominal Impedance (Ohm) 103dB min. ±20% 1000 1250 pF 20Vrms 2% Duty (Bursts) 100Vpp Total Beam Angle Wide 125° typ. Narrow -6dB Operation Temperature 65° typ. Storage Temperature -40 to 85°C -30 to 80°C All specification taken typical at 25°C Both lead pins and lead wires output are available Models available: 400EP14D 400EP14D0 35 36 37 38 39 40 41 42 43 44 45 Black Al. Housing Natural Al. Housing Sensitivity/Sound Pressure Level Tested under 10Vrms @30cm -70 110 -75 105 -80 100 -85 95 -90 90 -95 85 -100 80 35 36 37 38 39 40 41 42 43 44 45 Frequency (KHz) Beam Angle: Tested at 40.0Khz frequency Wide Angle Narrow Angle SPL (dB) -78dB min. Max. Driving Voltage (cont.) 1 2 1000 100 Sensitivity (dB) Capacitance at 1KHz 90 75 60 45 30 15 0 -15 -30 -45 -60 -75 -90 Frequency (KHz) 1.2 max. Ringing (ms) Impedance (Ohm) 10000 Phase Angle (Degree) Tested under 1Vrms Oscillation Level Specification