Reference: RBD-3940
Brand: DFRobot
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Input voltage: 5VDC. (Please use a 5V power supply If you use 24V the sensor will be damaged)
The E18-D80NK Adjustable Infrared Proximity Sensor Switch is a reliable and versatile sensor designed for obstacle detection and proximity sensing applications. Featuring an adjustable detection range of 3 to 80cm, this compact sensor combines a transmitter and receiver in one unit. With a digital output signal, it simplifies integration into projects like robots, industrial assembly lines, and interactive installations. Operating at 5V DC and consuming only 300mA, it is energy-efficient and cost-effective. The sensor includes a 1-meter cable for flexible installation and an output indication LED for easy debugging, making it an excellent choice for a variety of applications. Featured By RoboticsBD.
Range Adjustment: Please use a screwdriver to turn the knob in order to adjust the distance.

Product Images are shown for illustrative purposes only and may differ from the actual product.
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| General Specifications | |
| Sensing Range | 3-80cm |
| Input Voltage | 5V DC |
| Current Consumption | 300mA |
| Output Type | Digital (TTL low on detection) |
| Light Source | Infrared |
| Cable Length | 1 meter |
| Dimensions | 17.68 x 50 mm (Dia. x Length) |
| Output Indication | LED |
| Connection Wires | Red: +5V, Green/Blue: GND, Yellow/Black: Digital Output |
| Shipment Weight | 0.037 kg |
| Shipment Dimensions | 8 x 7 x 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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E18-D80NK IR proximity sensor Working Explained | Arduino Interfacing Demo
E18-D80 sensor is very easy to user IR PROXIMITY Sensor with digital output. This IR Sensor works on 5 volts and can be directly interfaced to any Microcontroller, ESP8266, ESP32, Arduino and even Raspberry Pi. The E18-D80nk sensor has an adjustable sensing distance from 3 cm to 80 cm and this sensing distance can be easily adjusted using the trim pot (multiturn Potentiometer) at the based of the E18 sensor.
Connection:
Red wire: +5V
Green wire: GND
Yellow wire: Digital output
OR
Brown wire: +5V
Blue wire: GND
Black wire: Digital output.
1 x E18-D80NK Adjustable Infrared Proximity Sensor Switch 3-80cm
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Reference: RBD-3940
Brand: DFRobot
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Input voltage: 5VDC. (Please use a 5V power supply If you use 24V the sensor will be damaged)
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