TRANSMITTER, ULTRASONIC, 40KHZ, 25MM

400EP250

Manufacturer Part Number400EP250
DescriptionTRANSMITTER, ULTRASONIC, 40KHZ, 25MM
ManufacturerPROWAVE
400EP250 datasheet
 


Specifications of 400EP250

Sensor TypeTransceiverSensitivity-72 DB
Beam Divergence30°External Diameter25mm
Operating Temperature Range-30°C To +80°CSvhcNo SVHC (18-Jun-2010)
Angle30°Frequency40kHz
Capacitance2400pFRohs CompliantYes
External Length / Height12mmLead Free Status / RoHS StatusLead free / RoHS Compliant
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Air Ultrasonic Ceramic Transducers
Specification
400EP250
Center Frequency
Bandwidth (-6dB) 400EP250
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)
Ringing (ms)
Capacitance at 1Khz ±20%
Temperature Compensated Type
Max. Driving Voltage (cont.)
-6dB
Total Beam Angle
Operation Temperature
Storage Temperature
All specification taken typical at 25°C
Closer frequency tolerance, shorter ringing,
wider bandwidth and temperature compensated
models can be supplied upon request.
Model available:
1
400EP250
Aluminum Housing
2
400EP25B
Black Al. Housing
Dimensions:
Impedance/Phase Angle vs. Frequency
Tested under 1Vrms Oscillation Level
100000
10000
Transceiver
1000
40.0±1.0Khz
100
2.0Khz(FOM)
35
113dB min.
Sensitivity/Sound Pressure Level
Tested under 10Vrms @30cm
-72dB min.
-50
-55
-60
300
-65
-70
1.2 max.
-75
-80
2400 pF
-85
-90
4800 pF
35
36
20Vrms
30° typical
Beam Angle:
-30 to 80°C
-40 to 85°C
400EP250
dimensions are in mm
36
37
38
39
40
41
42
43
44
Frequency (Khz)
37
38
39
40
41
42
43
44
Frequency (Khz)
Tested at 40.0Khz frequency
0
330
30
0
-6
300
60
-12
-18
-24
-30
270
90
240
120
210
150
180
90
75
60
45
30
15
0
-15
-30
-45
-60
-75
-90
45
130
120
110
100
90
45