Shenzhen Yujies Technology Co., Ltd.
Shenzhen Yujies Technology Co., Ltd.
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Ultrasonic Distance Sensor 22KHz Fuel Sensor For Lone Distance Measurement
KQ-22KH
Description:
Housing Material: plastic
Multilayer matching layer technology
Performance pedigree
|
Type: |
KQ22KH |
|
Center Frequency(kHz) |
22KHZ±4% |
|
Bandwidth |
2kHz |
|
Sensitivity 0 dB=20 Vp-p;periods:20;Distance:1m |
-60dB min |
|
Inspect distance |
0.6—30M |
|
Blind zone distance |
<0.6M |
|
Transmitting Beam Angl(-3dBTotal open Angle) |
14±2° |
|
Capacitance |
5000PF±20% |
|
Minimum derived resistance |
300Ω±30% |
|
Maximum drive voltage(2%) |
<4000V |
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Operating temperature |
-20~60℃ |
|
Safety grade |
IP68 |
|
Shell material |
PVC+F4 |
|
Weight |
1405g |
Testing upwards 25℃.
Total Impedance vs. Frequency
Phase Angle vs.Frequency
Sensitivity testing:
Transmit voltage:20Vp-p;periods:20; Distance:1m
Applications:
Depth measuring
Run into a blank wall measuring
Obstacle avoidance
Traffic control