MA40S4S R Series Water Drip Proof Ultrasonic Sensor (MA40S4S R Ultrasonic Sensor)
The MA40S4S R Series Water Drip Proof Ultrasonic Sensor is a high performance ultrasonic transducer designed for object detection and distance measurement applications. It consists of a transmitter MA40S4S and receiver MA40S4R, working together to emit and receive ultrasonic waves at 40kHz frequency. Built using piezoelectric ceramic elements with a resonator structure, it ensures efficient sound transmission and high sensitivity detection.
The MA40S4S R ultrasonic sensors are widely used in India for embedded systems, industrial electronics, automation, and distance sensing modules. They are valued for their high sound pressure level, reliable detection capability, and stable performance in indoor environments such as robotics and control systems.
Key Features
- Ultrasonic Transmitter and Receiver Pair: MA40S4S transmitter and MA40S4R receiver
- 40kHz Operating Frequency: Standard ultrasonic sensing range
- High Sensitivity and High SPL: Accurate long range detection
- Water Drip Proof Design: Improved durability in humid conditions
- Compact Size: Approx 10mm diameter
- Suitable for Embedded Systems and Industrial Electronics
Specifications
- Sensor Type: Ultrasonic transducer pair
- Operating Frequency: 40kHz
- Configuration: Separate transmitter and receiver
- Detection Range: Approx 0.3m to 2.5m
- Sound Pressure Level: Up to 120dB
- Beam Angle: Around 80 degree
- Operating Temperature: -40 to 85 degree C
- Structure Type: Open type ultrasonic sensor
- Mounting Type: Through hole PCB mount
- Applications: Distance measurement object detection robotics embedded systems industrial electronics
Pinout Configuration Sensor Layout
- Transmitter pins for ultrasonic signal input
- Receiver pins for echo signal output
- VCC supply connection
- GND ground connection
