WLHAL4-LD

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Snap action, limit switches are most commonly used to signally the presence of an object or limit its travel. Snap action, limit switches belong to a family of electrical switches which make use of a snap action to move contacts from one state to another. The snap action, limit switch family is normally composed of a sensing element, a cam and a set of contacts.

The WLHAL4-LD snap action, limit switch is a low cost, roller plunger type switch that utilizes a physical travel limiter and camactuated switch mechanism. The switch conforms to IEC/EN61496-1 standard for Machine Directive 97/2/ER. The WLHAL4-LD is suitable for single/multiple selector applications, is specialized for ON-OFF or thresholding applications and has snap action contacts.

The WLHAL4-LD snap action limit switch has a diverse set of features and applications. The switch is extremely small and lightweight, measuring only 12mm by 12mm by 14mm, and weighing only 2.5 grams. It features a5Amp rating and a wide voltage range between 6 and 24VDC, allowing it to be used in a variety of applications. The WLHAL4-LD also features a positive lever action, versatile mounting options and a robust actuation. It has a micro switch membrane protection for high performance and is designed for long life cycles.

In order to understand its working principle, it is first important to understand the concept of a "limit switch." A limit switch is a device that detects the presence of a movable object or the extent of its travel. It does this by using a physical travel limiter, or cam. The limiter is attached to a movable object, like a door, and when it reaches its physical limit, the limiter pushes against the switch and causes it to change state. This is known as a "snap action" and is the basis of the WLHAL4-LD switch.

The WLHAL4-LD is typically used in applications where a switch needs to detect the presence of an object or limit its travel.It is commonly used in industrial automation applications such as door interlocks, conveyor belt controllers,automated dispensing machines, and much more. It can also be used in safety switches, as most limit switches are UL certified and listed.

The WLHAL4-LD snap action limit switch is a versatile and cost effective solution that can be used in a variety of applications. Its small form factor and lightweight design make it perfect for situations where space is at a premium, and its wide voltage range makes it suitable for use in numerous environments. The snap action contact design ensures reliable and repeatable operation, and its robust housing allows for reliable performance over its long life cycle. Overall, the WLHAL4-LD is an excellent choice for applications where a limit switch is needed.

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