SL1-A

Ingress Protection:	IP67 - Dust Tight, Waterproof
Mechanical Life:	--
Electrical Life:	--
Operating Position:	1.235" (31.4mm)
Operating Temperature:	-10°C ~ 70°C
Overtravel:	0.118" (3.0mm)
Differential Travel:	0.004" (0.1mm)
Pretravel:	0.060" (1.5mm)
Release Force:	500gf
Operating Force:	1200gf
Features:	--
Series:	SL1
Termination Style:	Screw Terminal
Mounting Type:	Panel Mount
Actuator Type:	Roller Plunger
Voltage Rating - AC:	125V
Current Rating:	5A (AC)
Switch Function:	On-Mom
Circuit:	SPDT
Part Status:	Active
Packaging:	Bulk

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Introduction

Snap action, limit switches (SL1-A) are electromechanical devices used to detect physical changes in environment and relay that information to a controller. SL1-A switches are adjustable components in most control systems and can be used to actuate an electric circuit when a limit is reached.

Application Field

SL1-A limit switches are typically used in the automation industry. This includes robotics, elevators, conveyors and machine tools. SL1-A switches are used to detect when motion must be stopped, to sense the presence of objects or product, to sense pieces of equipment or tools reaching a preset point, and to act as end-of-travel or stop-and-go devices.Additionally, SL1-A switches are used in the manufacturing, engineering and mining sector. It it a versatile switch found in a multitude of tailored applications needed for the automation of industrial processes or production lines. Typical applications are level or fill detection of tanks and hoppers, position monitoring within the process, and speed monitoring of conveyors and machines.

Design and Working Principle

SL1-A is a latching switch that has an operating temperature range of -25 to 75 degrees Celsius and an adjustable length arm with a roller, plunger or lever that activates the switch when an object contacts it. It is designed for durability and immersion in dirty and wet environments with minimal maintenance requirements.The working principle of SL1-A consists of two elements: a spring-loaded actuator attached to a switch contact. When the actuator is in the rest position, the contacts are open. When some force is applied to the actuator, it snaps closed, making an electrical connection with the contacts. The arm remains in the operation position until the pressure is released and the spring force returns it to the initial unactuated position.

Conclusion

The SL1-A switch is a versatile and reliable switching device used in a variety of industrial applications. Its versatile design and adjustable length arm makes it suitable for a wide range of applications. The working principle of the SL1-A switch is based on a spring-loaded actuator with contacts that snap open and closed when and object contacts it. The SL1-A switch is designed for operation in harsh environments, making it ideal for automation applications.

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