7204-12-1010

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Reed relays are miniature electromechanical switches with low power operation. They are widely used in varied applications due to their small size, low power consumption, and wide range of operating voltages. In a typical reed relay, a hermetically sealed glass tube encloses a pair of contacts, normally of an alloy silver-copper with gold plating. The contacts are attached to two metal plates, and are held in an open position by a permanent magnet or a separate electromagnetic coil. When a small current is applied to the external coil, the force of attraction of the coil overcomes the force of the magnet, causing the contacts to close. In some cases, two metal plates are not needed, and a single coil can be used to open and close the contacts. The 7204-12-1010 is a reed relay manufactured by Omron Corp, with the following specifications:

• Voltage rating: 12V DC
• Contact rating: 0.25A @ 48V AC
• Switch type: Single pole double throw (SPDT)
• Contact resistance: 100m ohm maximum
• Insulation resistance: 500M ohm minimum

The 7204-12-1010 is designed for use in a variety of applications. It is suitable for general electronic switching applications in telecommunications, medical and industrial equipment, and consumer electronics, as well as for low power circuits. Its low current rating makes it suitable for use in automotive and transportation systems, as well as in remote control systems. The 7204-12-1010 can also be used in security systems and process automation.

The working principle of the 7204-12-1010 is relatively straightforward. When AC or DC power is applied to the external coil, an electromagnetic field is generated. This field attracts the contacts, causing them to close. Opening the contacts requires the reverse process, with current being cut off and the magnetic field dissipating. The contacts are then held in an open position, by the permanent magnetic field. The SPDT switch configuration allows for two operating states, with the contacts in either the closed or open position.

In summary, the 7204-12-1010 is a reed relay with a 12V DC voltage rating, and SPDT switch type. It is suitable for a variety of applications, including telecommunications, medical and industrial equipment, consumer electronics, automotive and transportation systems, remote control systems, security systems and process automation. Its working principle is based on the electromagnetic field created by the coil, which attracts the contacts and causes them to close.

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