E-mail:info@v-torch.com |
1.Dimension(Unit:mm)
2.Electrical Characteristics
No. |
Item |
Unit |
Specifications |
1 |
Construction |
|
Water Proof |
2 |
Using Method |
|
Dual Use |
3 |
Center Frequency |
Khz |
40±1khz |
4 |
Sound Pressure Level |
dB |
≥97(30cm/10Vrms) |
5 |
Sensitivity |
dB |
≥-75dB /V/ µ bar |
6 |
Echo Pulse Width |
us |
≥360us(at 1.2m) |
7 |
Ringing Time |
ms |
≤1.8ms |
8 |
Capacitance |
pF |
2100pF±25% at 1KHz |
9 |
Directivity |
° |
110×50deg |
10 |
Operating Tem.Range |
℃ |
-40 to +85℃ |
11 |
Storage Tem.Range |
℃ |
-40 to +85℃ |
12 |
Allowable Input Voltage |
Vp-p |
160Vp-p |
13 |
Housing Material |
|
Aluminum |
3.Directivity
Direcivity in Overall Senaitivity
4.Beam pattem
Frequency(KHZ)
SP-Freq.Characteristics
Frequency(KHZ)
Sensitivity-Freq.Characteristics
5.Test circuit
Echo&Resonant Time test circuit
OSC:Oscillator
P.S:Power supply
S.C.D:Special circuit diagram
U.S :Ultrasonic Sensor
T.G:Target
S.P.L test circuit
OSC. :Oscillator
F.C :Frequency Counter
U.S :Ultrasonic Sensor
S.C.M:Standard Cappacitor Microphone
Amp.:Ampifier
Sensitivity test circuit
OSC.:Oscillator
F.C :Frequency Counter
U.S :Ultrasonic Sensor
S.C.M:Standard Cappacitor Microphone
Amp.:Ampifier
SP:Tweeter
RL:3.9KΩ
6.Reliability Test
6.1High temp.life test
Temperature + 85±3°C
Duration 500hrs
6.2 Low temp.life test
Temperature -40±3°C
Duration 500hrs
6.3 Heat Cycle Test
Temperature + 85±3°C 1hour
-40±3°C 1hour
Cycles 100cycles
6.4 Humidity Test
Temperature +65±2°C
Relative Humidity 90~95%
Duration 500hrs
6.5 Vibration Test
Vibration Frequency 10~ 200Hz
Sweep Period 1 5min
Acceleration 43.12m/s ² (4.4G)
Direction 3(x.y&z)
Time 96hours/direction
6.6 Shock test
Acceleration sine 980 m/s²(100G)
Direction 3directions
Shock time 3 time/directions
6.7 Drop test
Height 1m onto concrete floor
Times 10 times
6.8 Connector soldering check:
Immersing terminal up to 1mm below base in soldering bath at 260 ℃ 10seconds
Notice:
The variation of the S.P.L at 40 kHz is within 3dB compared with initial figuresat
25°C in 2 4 hours after above test condition.
7.Notice
7.1 Export Control
No BeStar products should be used or sold, through any channels, for use in the design,
development, production, utilization, maintenance or operation of, or otherwise contribution to
(1) any weapons (Weapons of Mass Destruction [nuclear, chemical or biological weapons or
missiles] or conventional weapons) or
(2)goods or systems specially designed or intended for military end-use or utilization by military
end-users.
7.2 Please contact our sales representatives or product engineers before using the products in
the specification or catalogue for the applications listed below, which require especially high
reliability for the prevention of defects which might directly damage a third party's life, body or
property, or when one of our products is intended for use in applications other than those
specified in this specification.
a) Aircraft equipment or Aerospace equipment
b) Undersea equipment and Power plant equipment
c) Medical equipment and Transportation equipment (vehicles, trains, ships, etc.)
d)Traffic signal equipment i Disaster prevention / crime prevention equipment
e) Data-processing equipment including Application of similar complexity and/or reliability
requirements to the applications listed above
7.3 Product specifications and catalogues are subject to change and our products in them may
be discontinued without advance notice.
Please check with our sales representatives or product engineers before ordering. If there are
any questions, please contact our sales representatives or product engineers.
7.4 Please read rating and CAUTION (for storage, operating, rating, soldering, mounting and
handling) in this specifications in order to prevent smoking and/or burning, etc.
7.5 Please note that unless otherwise specified, we shall assume no responsibility whatsoever
for any conflict or dispute that may occur in connection with the effect of our and/or a third
party's intellectual property rights and other related rights in consideration of your use of our
products and/or information described or contained in our specifications and catalogues. In this
connection, no representation shall be made to the effect that any third parties are authorized
to use the rights mentioned above under licenses without our consent.
7.6 No ozone depleting substances (ODS) under the Montreal Protocol are used in our
manufacturing process.