ALLNET 4duino Reed Contact (4duino_B12 B13)

The ALLNET 4duino Reed Contact (4duino_B12 B13) is a magnetic switch sensor module designed for use with ALLNET 4duino and Arduino microcontrollers. It detects the presence of a magnetic field and outputs a digital signal, making it ideal for proximity sensing, door/window contact monitoring, and automation projects.

Advantages

This reed contact module offers reliable magnetic field detection with a fast response time. It features an indicator LED for trigger status, a normally open switching state, and operates at low current consumption. The compact PCB design includes mounting holes for easy integration into various projects.

Suitable for

• Magnetic field detection and proximity sensing
• Door and window contact monitoring
• Automation and security systems
• Educational and hobbyist electronics projects

Key specifications

• Sensor Type: Reed Contact (Magnetic Switch)
• Module Identifier: 4duino_B12 B13
• Output Signal: Digital (High/Low)
• Operating Voltage: 3.3V - 5V DC
• Interface: 3-pin header (VCC, GND, SIG)
• Switching State: Normally Open (NO)
• Trigger Method: Magnetic Field
• Indicator LED: Yes (for trigger status)
• Compatibility: ALLNET 4duino, Arduino Microcontrollers
• Mounting: PCB with mounting holes
• Current Consumption: Low
• Response Time: Fast
• Material: FR-4 PCB, Electronic Components

Recommendations

For best results, use with a magnet to trigger the switch. Ensure proper wiring to VCC, GND, and SIG pins. Suitable for low-voltage DC applications.