ITEM NAME:Waterproof Ultrasonic Module AJ-SR04M Water Proof Integrated Distance MeasurA9Y7 Waterproof Ultrasonic Module AJ-SR04M Water Proof Integrated Distance MeasurA9Y7 1, using industrial design, up to 8MeterRemote measurement range, blind zone20cmHigh stability and sensitivity. Integrated closed waterproof tape probe for wet and harsh measurement occasions, multiple modes to suit different occasions. 2, ultra low power consumption20uA low power consumptionCurrent, wider operating voltage3.0-5.5VCompatible with more environment, battery low power supply is the best choice 3, a variety of modes and power selection, suitable for different occasions of testing, as well as teaching experiments. 4, the product uses a waterproof ultrasonic probe to prevent probe failure caused by water and dust 5, the module has a variety of mode selection.6,Can adjust the probe divergence angle. Operating voltage: DC 5V Quiescent current: 5mA Total current work: 30mA Acoustic emission frequency: 40khz Farthest distance: 4.5m Blind: 20cm Wiring: + 5V (positive power supply) Trig (control side) RX Echo (the receiver) TX GND (negative) Module size: 41mm x 28.5mm Resolution: about 0.5cm Angle: less than 50 degrees Working temperature: -10 ~ 70Â °C Storage temperature: -20 ~ 80Â °C Application: 1.Horizontal distance 2.Obstacle avoidance, automatic contro 3.The object approaches, there is a perceived 4.Traffic control 5.Security, industrial control 6.Artificial intelligence, and research colour:blue Material:Metal + pc Package Contents: 1 * Ultrasonic Module Distance Measuring Transducer Sensor The basic working principle: 1) using IO port TRIG trigger location, to the high level signal at least 10us. 2) module automatically sends 8 40KHz Fang Bo, automatic detecting whether a signal return. 3) a signal return, a high level is output through the IO port ECHO, the time duration of the high lev.4, the product uses a waterproof ultrasonic probe to prevent probe failure caused by water and dust. Blind: 20cm. 5, the module has a variety of mode selection.6,Can adjust the probe divergence angle.
