The SM-M-A01 photoelectric detector is a widely used device in industrial and fire safety applications, known for its ability to accurately and reliably sense the presence of smoke or an object without physical contact. Its core principle relies on the photoelectric effect, utilizing a light source (typically an infrared LED) and a photosensitive receiver within a detection chamber. In a clean environment, the light beam from the emitter passes straight through the chamber without reaching the receiver. However, when smoke particles or an object enters the chamber, they scatter the light. This scattered light is then directed towards the receiver, which converts the light into an electrical signal, triggering an alarm or an output signal.

This makes the SM-M-A01 particularly effective at detecting smoldering fires, which produce a large amount of smoke before bursting into flames. The detector’s design ensures a high level of sensitivity and helps to reduce false alarms from non-fire sources like dust or steam. This efficiency and reliability make it an indispensable component in fire alarm systems, as well as in other automation and security applications where non-contact detection is crucial. Our dibujo CAD gratuito provides a detailed look at the internal components and design principles of this detector, offering a valuable resource for engineers, technicians, and students.

Características principales:

  • High Sensitivity: The detector’s design allows it to accurately sense smoke particles from smoldering fires, providing an early warning.
  • Non-contact Detection: It operates without physical contact, making it ideal for a wide range of applications from fire safety to industrial automation.
  • Low Power Consumption: With a low standby current, the device is energy-efficient, making it suitable for long-term use in various security systems.
  • Reliable and Stable Operation: It is designed to be resistant to false alarms from environmental factors, providing consistent and dependable performance.
  • Aplicación versátil: While primarily used as a smoke detector, its photoelectric principle can be applied to other object detection tasks in industrial settings.