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  | 
		
| 
			 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