91MCE28-SQ

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Snap Action, Limit Switches

91MCE28-SQ is a miniature snap action, limit switch used for machine tools, appliance, office and electronic equipment, vending machines, timers and so on. It is well suited for applications that require high electrical and mechanical endurance in small housings.

The 91MCE28-SQ switch utilizes an individual double pole, double throw (DPDT) contact configuration. It is designed to provide reliable and long-lasting service up to 10A Service life is up to an astonishing 10 million operations and 125 million contact cycles. Suitable for temperatures ranging from -20 ^oC (-4 ^oF) to + 85^oC (+185^oF). This switch is a very durable solution to a variety of applications.

Methods of Operation:

The 91MCE28-SQ has a unique dual action switch that allows the user to switch between momentary and alternate action operation mode. In momentary mode, the switch is engaged when pressure is applied to the plunger and disengaged when the pressure is released. In alternate action mode, the switch is engaged when pressure is applied and remains engaged when the pressure is released.

Application Field and Working Principle:

The 91MCE28-SQ is suitable for a variety of applications such as safety and control circuits, switches/circuit breakers, and panel indicators. The application field covers industrial machinery, vending machines, office equipment, and so on.

The switch works by sensing the positions of machines and objects by the movement of the plunger when it’s pressed (operated) or released (returned). The movement of the plunger is transmitted to a lever which then opens or closes the electric contacts.

Mounting and Wiring:

The 91MCE28-SQ is designed to be easily mounted on mounting panels or other material. The housing is made with an X-Y mounting pattern to accommodate standard panel thicknesses. For wiring of the switch, an inexpensive quick disconnect or terminal strip may be used to connect the switch with the wiring.

The 91MCE28-SQ is a compact, reliable, and high-quality switch product for various industrial applications. It offers a long life span, high electrical and mechanical endurance, and is suitable for a wide range of temperature ranges. With a unique dual action switch, easy mounting and wiring options, and a variety of application fields, this switch product is an invaluable addition to any industrial system or application.

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