Ultrasonic Sensors

400PT120

Manufacturer Part Number400PT120
DescriptionUltrasonic Sensors
ManufacturerPROWAVE
400PT120 datasheet
 

Specifications of 400PT120

Sensitivity-68 DBBeam Angle85°
External Diameter12.7mmOperating Temperature Range-30°C To +80°C
Length/height, External10mmLead Spacing8.4mm
Body MaterialAluminumFrequency40kHz
Capacitance2400pFRohs CompliantYes
Lead Free Status / RoHS StatusLead free / RoHS Compliant  
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Air Ultrasonic Ceramic Transducers
Specification
400PT120
Center Frequency
Bandwidth (-6dB) 400PT120
Transmitting Sound Pressure
Level
at 40.0Khz; 0dB re 0.0002 bar
per 10Vrms at 30cm
Receiving Sensitivity
at 40.0Khz 0dB = 1 volt/ bar
Nominal Impedance (Ohm)
Ringing (ms)
Capacitance at 1Khz
20%
Max. Driving Voltage (cont.)
-6dB
Total Beam Angle
Operation Temperature
Storage Temperature
All specification taken typical at 25 C
Closer frequency tolerance, shorter ringing and
wider bandwidth models can be supplied upon
request.
Model available:
1
400PT120
Aluminum Housing
Supplied by Midas Components Ltd - 01493 602602 - www.midascomponents.co.uk
Dimensions:
Impedance/Phase Angle vs. Frequency
Tested under 1Vrms Oscillation Level
100000
Transceiver
10000
40.0 1.0Khz
1000
2.0Khz
100
35
36
115dB min.
Sensitivity/Sound Pressure Level
Tested under 10Vrms @30cm
-68dB min.
-50
-55
1000
-60
-65
1.2 max.
-70
-75
2400 pF
-80
-85
20Vrms
-90
35
36
85 typical
-30 to 80 C
Beam Angle:
-40 to 85 C
270
400PT120
dimensions are in mm
37
38
39
40
41
42
43
44
45
Frequency (Khz)
37
38
39
40
41
42
43
44
45
Frequency (Khz)
Tested at 40.0Khz frequency
0
330
30
0
-6
300
60
-12
-18
-24
-30
90
240
120
210
150
180
90
75
60
45
30
15
0
-15
-30
-45
-60
-75
-90
130
125
120
115
110
105
100
95
90