Description

The Honeywell 1LS1-4PG is a precision-engineered limit switch from the LS series, designed for reliable position sensing in industrial automation environments. This switch features a robust die-cast zinc housing, ensuring durability and protection against environmental factors. It is equipped with a roller lever actuator and provides a single-pole double-throw (SPDT) contact configuration for versatile control applications.

Features

• Actuator: Roller lever for mechanical position sensing
• Contact Configuration: SPDT (1NC/1NO)
• Housing: Die-cast zinc for industrial durability
• Action: Snap action mechanism
• Connection: PG13.5 conduit entry
• Ingress Protection: IP67 rated for dust and moisture resistance

Technical Specifications

Installation Guidelines

• Ensure the switch is mounted securely to a flat surface using the provided mounting holes to prevent mechanical misalignment.
• Verify that the roller lever travel does not exceed the mechanical limits of the switch to avoid internal damage.
• Ensure all conduit connections are properly sealed to maintain the IP67 ingress protection rating.
• Wiring should be performed by qualified personnel; ensure the power is disconnected before making any electrical connections.
• Check for proper grounding of the housing if required by local electrical codes.
• Regularly inspect the roller lever for wear and ensure the actuator moves freely without binding.

FAQ

What is the primary application for the 1LS1-4PG?

This limit switch is typically used for position detection, presence sensing, and safety interlocking in machinery, conveyor systems, and industrial automation equipment.

Is this switch suitable for outdoor use?

With an IP67 rating, this unit is protected against dust ingress and temporary immersion in water, making it suitable for many harsh industrial environments.