D4SL-2PDA-DN

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Snap action, limit switches are a common type of switch that relies on an over-center mechanism to provide predictable operation. The most common type is a spring-loaded plunger that, upon reaching a pre-defined threshold, will actuate a latching device which then maneuvers the switch between open and closed states. The device that is actuated by the switch is typically electrically isolated from the switch itself, making it a choice option for control applications where electrical elements must be separated from the actuation point. The D4SL-2PDA-DN is one popular example of a snap action, limit switch.

The D4SL-2PDA-DN is a single-contact, subminiature, snap-action limit switch with an IP67 seal rating (IEC-60529). The switch is also NEMA 13 and UL/CSA rated for Type 3/4/13. With an operating pressure of 0.2-10N, the D4SL-2PDA-DN is capable of handling a wide range of control applications. Its hermetically sealed contacts are designed to ensure reliable operation in even the most rugged environments. Furthermore, its low-profile design allows it to be used in tight spaces.

The D4SL-2PDA-DN features a pair of internal plunger spring assemblies that actuate the switch on contact. When activated, the plunger travels down a predetermined distance and actuates the electrical contact unit inside the switch housing. The advantage to this system is that the electrical contact is securely held in place, even if the outside force acting on the plunger is greater than the force of the spring. As the plunger is released, the spring compresses and sends the plunger back to its original state. This ensures predictable, reliable operation.

The D4SL-2PDA-DN is well suited for a wide range of applications. Its robust design is perfect for high-vibration or extreme environments, and it is commonly used in the agricultural, automotive, control, and safety industries. It can also be used in position or limit control applications as a limit switch or for auditing or monitoring systems. Additionally, its small size and low cost make it an ideal choice for automation and control projects.

In conclusion, the D4SL-2PDA-DN is a reliable, cost-effective snap action, limit switch that is well suited for a variety of applications. It features a robust design and is capable of handling a wide range of control applications, making it a popular choice for advancements in automation and control projects. Its hermetically sealed contacts and low-profile design make it perfect for use in tight spaces and extreme environments, such as those found in agricultural and automotive industries.

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