9401-12-00-TR Relays

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Reed relays are electric switches that contain one or more thin metal reeds in an airtight package. They are often used in communication and automation applications, such as digital logic circuits and signal processing. The 9401-12-00-TR is an example of one such reed relay. This article will discuss its application field and working principle.

Application Field of 9401-12-00-TR Reed Relay

The 9401-12-00-TR can be used in a variety of applications, including analog and digital circuit control, remote control, contact counting, pulse capture, metering, test and measurement, switching power supplies, electrical line protection, and many other automation and communication applications. It is also useful for switching sensitive signals, such as in medical diagnostics and food processing. Its low power consumption, high switching speed, and long life make it ideal for these applications.

The 9401-12-00-TR is designed to handle a maximum voltage of 250V, a maximum current of 5A, and a maximum switching frequency of 1 kHz. It also has a low resistance, typically 25mΩ, allowing for fast switching. It is rated for a lifetime of over 109 operations, ensuring reliability and a long service life. It is a compact and lightweight component, making it easy to integrate with other components. In addition, its small size allows it to be used in applications with limited space.

Working Principle of 9401-12-00-TR Reed Relay

The 9401-12-00-TR works by energizing a coil, which produces a magnetic field that acts upon a set of reeds. When the coil is de-energized, the reeds are pulled closed and an electrical circuit is complete. When the coil is re-energized, the reeds open, which breaks the circuit. This process is known as "make-break" switching.

The 9401-12-00-TR is equipped with a built-in protection circuit that prevents the contacts from welding shut when the coil is energized for too long. This prevents damage to the contacts and helps the relay last longer. In addition, there is an integrated flyback diode that helps limit the back EMF voltage spike when the coil is de-energized. This provides extra protection for the circuit, as well as helps reduce power consumption.

The 9401-12-00-TR is also designed to provide a low-noise switching operation. The contacts are coated with a special plating material that creates a barrier for the arcing, which reduces contact noise. The result is a quiet, reliable switching operation that can handle fast switching speeds.

Conclusion

The 9401-12-00-TR is a versatile reed relay that can be used in a variety of applications. Its low power consumption, high switching speed, long life, and low noise operation make it an ideal solution for communication and automation. Additionally, its integrated protection circuit prevents damage to the contacts and its flyback diode helps reduce power consumption. This reed relay is perfect for applications where reliability and performance are paramount.

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