1055742

Overview

The SICK LE20-2621 (Order No. 1055742) is a rectangular inductive proximity sensor from the LE20 series, designed for industrial automation applications requiring reliable object detection. It features a compact housing with dimensions of 20 mm x 20 mm x 38 mm and utilizes an M12 connector for electrical interfacing. The device operates on a DC 3-wire circuit with a PNP normally open switching output. It provides a guaranteed switching distance of 4 mm and includes integrated polarity protection and short-circuit protection to ensure operational safety and longevity within automated machinery environments.

Feature Summary

• Compact rectangular housing design suitable for space-constrained installations
• Integrated electronic protection against reverse polarity and short circuits
• Robust IP67 ingress protection rating for harsh industrial environments

Applications

• Automated assembly line positioning
• Packaging machine component detection
• Material handling system object verification

Procurement Notes

Verify the specific order number 1055742 against official SICK documentation to confirm the exact switching distance and cable configuration. Ensure compatibility with existing PLC input modules regarding voltage levels and current consumption specifications before finalizing procurement.

Selection Notes

Select this model when a small form factor inductive sensor is required for precise short-range detection. Consider the M12 connector interface for standard cabling solutions and verify that the PNP NO output logic aligns with the control system architecture.

Part Context

This component belongs to the SICK LE20 series, which offers standardized inductive sensors for general industrial use. The series is characterized by consistent mounting dimensions and electrical interfaces, facilitating easy integration into various automation setups without extensive redesign.

Replacement Considerations

Consult official SICK cross-reference guides for verified substitute part numbers. Do not assume functional equivalence with generic inductive sensors due to potential differences in sensitivity, hysteresis, and electromagnetic compatibility characteristics.