LSA1A-4R

Ingress Protection:	--
Mechanical Life:	--
Electrical Life:	--
Operating Position:	--
Operating Temperature:	-12°C ~ 121°C
Overtravel:	60°
Differential Travel:	5°
Pretravel:	15°
Release Force:	--
Operating Force:	46gfm
Features:	--
Series:	HDLS
Termination Style:	Plug In
Mounting Type:	Chassis Mount
Actuator Type:	Side Rotary, Adjustable Rod
Voltage Rating - DC:	115V
Voltage Rating - AC:	120V
Current Rating:	10A (AC), 800mA (DC)
Switch Function:	On-Mom
Circuit:	SPDT (DB/DM)
Part Status:	Active
Packaging:	Bulk

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Snap Action, Limit Switches - LSA1A-4R Application Field and Working Principle

Snap action, limit switches are components used in various industrial applications in order to indicate when a specific limit has been exceeded. They are usually classified used to detect the actuation of machinery or equipment, limit the travel of mechanisms or control motions.The LSA1A-4R is a type of snap action, limit switch manufactured by Schneider Electric. The device is designed for applications requiring two switch actions and two limit settings. It is characterized by its low profile, robust construction and low contact resistance, making it ideal for switchboard applications.

Field Of Application

LSA1A-4R limit switches are well suited for a variety of industrial and mechanical applications where it is necessary to detect the actuation of machinery or equipment and control the motion of a mechanism or control. Typical applications include:

• Machine manufacturing
• Industrial machines
• Robotics
• Automatic doors
• Lifts and escalators
• Stage lighting and sound systems
• Process control and monitoring
• Factory automation
• Switchboard applications
• Security and home automation
• Motor drives and motion control

Working Principle

The LSA1A-4R limit switch works by detecting when a specific limit has been exceeded and producing an electrical output signal. This signal is then sent to a controller, which uses it to activate or deactivate the appropriate system.The device operates in a similar fashion to a conventional switch, using metal contacts to open and close a circuit. The contacts are activated when the switch is triggered; when the limit is reached, the switch is automatically deactivated and returns to its resting state.The device features a snap-action mechanism, which helps to ensure that the switch reacts quickly and accurately. This mechanism limits the contact travel to a fraction of a millimeter and ensures that the switch is returned to its original positions after activation.The LSA1A-4R limit switch is a versatile and reliable device that can be used in a variety of applications. Its robust design, low resistance and low profile make it an ideal choice for industrial and switchboard applications.

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