This M8 2mm NPN NC inductive proximity sensor works with 5V DC microcontrollers. It senses metal objects up to 2mm away without touching them. Its normally closed output works well for fail-safe systems. A constant signal means normal operation. Features and Benefits
- Direct 5V Operation - Connects to 5V MCUs like an Arduino. No voltage divider or level shifter is needed.
- NPN Normally Closed (NC) Output - The output is ON by default. It turns OFF when metal is detected. This is good for monitoring system integrity.
- 2mm Sensing Distance - Gives accurate, non-contact detection. Use it for end-stop sensing or counting parts.
- M8 Threaded Body - The sensor has a standard M8 thread. This makes mounting in brackets simple and secure. Applications
- CNC and 3D Printers - Works as a homing or limit switch. It defines the machine's work area.
- Automated Production Lines - Detects metal parts or containers. Use it for counting and positioning.
- Robotic Systems - Confirms a metal workpiece has been picked up. It also checks if it's in the correct position.
What It Is
This is an inductive proximity sensor, specifically an M8 cylinder model. It is designed to detect metal objects without physical contact. The sensor operates on a 5V DC power supply and provides an NPN NC (Normally Closed) output, making it suitable for integration with microcontrollers (MCUs). Its compact M8 diameter and 2mm sensing distance are ideal for precise, short-range detection tasks in various applications. Proximity sensors work by generating an electromagnetic field and detecting disturbances caused by the presence of a target object.
Key Uses & Applications
This proximity sensor is well-suited for automation and control systems where reliable metal object detection is required. Its 2mm sensing distance and M8 cylindrical form factor make it useful for tight spaces. Typical applications include position sensing, counting parts on a conveyor, or end-stop detection in machinery. The NPN NC output and 5V DC operating voltage ensure compatibility with many electronics modules and MCU projects, providing a direct signal when a metal object enters the 2mm detection zone.
How to Choose
When selecting a proximity sensor, consider the material of the object you need to detect; this inductive sensor is specifically for metal. The M8 diameter indicates its physical size, important for mounting. The 2mm sensing distance is a critical factor for accuracy and application range. For compatibility, ensure your system can supply 5V DC and can interpret an NPN NC output. To test a proximity sensor, apply the correct operating voltage and observe the output change when a metal object is brought within its specified sensing distance.
Operating Voltage: 5V DC. Compatibility: MCU. Detection Object: Metal. Diameter: M8. Output Type: NPN NC. Sensing Distance: 2 mm. Type: Inductive Proximity Sensor. Housing Diameter: M8. Target Material: Ferrous metals. Operating Voltage: 5V DC. Operating Temperature Range: -25°C to 70°C. Output Type: NPN NC (Normally Closed). Compatibility: MCU (Microcontroller Unit). Connection Type: 3-wire. Current Consumption: ≤ 10 mA. Mounting Type: Cylinder. Product Type: Inductive Proximity Sensor. Protection Circuitry: Short-circuit, reverse polarity. Response Time: ≤ 0.5 ms. Sensing Distance: 2 mm. Switching Frequency: Typically 1 kHz. Q: What is the sensing distance and required voltage for this switch? A: This sensor has a detection distance of 2mm for standard metal targets. It's made to run on a 5V DC power supply, so it works well with most microcontrollers.. Q: What are the physical specs of the sensor body? A: It's a cylindrical sensor with an M8 threaded body made of nickel-plated brass. The threading makes it simple to mount using standard M8 nuts or a tapped hole.. Q: I'm looking for a proximity sensor for an Arduino project. Will this work? A: Yes, this proximity sensor is a great match for projects using Arduino, ESP32, or other similar boards. It runs directly on 5V and has an NPN output that's easy to read with a digital input pin.. Q: Can you explain the wiring? It's an NPN NC model, right? A: That's correct, it's a Normally Closed NPN sensor. The brown wire connects to your 5V supply, the blue wire goes to ground, and the black wire is your signal output.. Q: Is there a light on it to show when it's detecting something? A: Yes, there is. A small red LED is built into the back of the sensor. It lights up whenever a metal object enters its detection range, giving you a clear visual confirmation..