D4SL-3PDA-D4N

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Part Status:	Obsolete

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Snap Action, Limit Switches: D4SL-3PDA-D4N Application Field and Working Principle

The Snap Action, Limit Switches—the D4SL-3PDA-D4N model—is a product developed by Panasonic and it can be used in a variety of applications. This article will discuss the application field and the working principle of these snap action limit switches.

D4SL-3PDA-D4N Application Field

The D4SL-3PDA-D4N model snap action limit switches are designed to work in a variety of applications. Some of the common applications include high-speed doors, sliding doors, elevators, and automated storage and retrieval systems. It is also suitable for high-precision machinery and assembly line machinery. High-speed doors, for instance, can be equipped with a D4SL-3PDA-D4N model snap action switch to detect the opening and closing of the door quickly and accurately. The switch will also detect any movement that occurs when the door is in use, improving the overall safety of the door system.For elevators, the switch can be used to detect the position of the elevator car and to limit the opening and closing of the doors at the right time and place. This helps ensure that the passengers are safe and that the right protocols are followed when entering and exiting the elevator car.Also, when used in automated storage and retrieval systems, the switch can be used to detect the presence of items and to detect any collisions that may occur. This can prevent damage to the products and provide a safe environment for workers to operate in.

D4SL-3PDA-D4N Working Principle

The D4SL-3PDA-D4N model snap action limit switches work on the principle of a magnetic search coil. The sensor device is comprised of an armature and a solenoid coil. When the armature is moved, it affects the magnetic field of the coil, which in turn triggers the switch. When the armature is moved away from the coil—by either mechanical or electrical action—the switch is activated and the output is sent to the user. The switch also has two main design features: the switch arm and the lever. The switch arm is the part of the switch that initiates movement. The lever is connected to the armature and when the armature is moved, the lever is also moved, triggering the switch.In addition, the switch is designed to respond quickly and accurately to movement. It is able to detect up to 0.2 mm of movement and can be used for movement up to 1.5 m/s. This makes it an ideal choice for high-precision machinery and different types of automation.

Conclusion

The Snap Action, Limit Switches—the D4SL-3PDA-D4N model—can be used in a variety of applications. They are designed to detect movement quickly and accurately and are suitable for high-precision machinery and automation. They work on the principle of a magnetic search coil and are able to detect up to 0.2 mm of movement. Overall, the D4SL-3PDA-D4N model switches are an excellent choice for a variety of applications.

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