1127682

Overview

The SICK model 1127682 is a safety light curtain system component, specifically the M20E-081A3A122 receiver unit. It operates with a supply voltage of 24 V DC and features an M12, 8-pin male connector for interface connectivity. The device provides protection operation with beam coding and external device monitoring (EDM) capabilities. Key performance parameters include a resolution of 25 mm and a maximum scanning range of 116 mm.

Feature Summary

• Provides machine safeguarding through protection operation with integrated beam coding to prevent unauthorized interference.
• Supports external device monitoring (EDM) to ensure the integrity of the safety output circuit.
• Utilizes a robust M12 connector interface for secure electrical connection.

Applications

• Machine guarding for industrial automation equipment
• Safety zones around robotic work cells
• Protection areas for press brakes and stamping machines

Procurement Notes

Verify the specific suffix codes on the product label against the official SICK datasheet to confirm the exact configuration, including cable length and connector type. Ensure compatibility with the corresponding transmitter unit and safety controller within the same product family. Cross-reference the order number with current manufacturer documentation to validate availability and technical specifications before procurement.

Selection Notes

Select this receiver based on the required resolution of 25 mm and the specific mounting geometry needed for the application. Confirm that the 116 mm scanning range aligns with the protected zone dimensions. Ensure the control system supports the EDM function provided by this unit. Verify that the M12 connector type matches the existing cabling infrastructure.

Part Context

This component belongs to the M20 series of safety light curtains manufactured by SICK. The M20 series is designed for high-performance machine safety applications requiring reliable detection and protection. This specific receiver works in conjunction with a matching transmitter to create a protective field.

Replacement Considerations

Direct replacements must be from the M20 series with identical electrical interfaces and safety functions. Verify that any substitute part maintains the 25 mm resolution and 116 mm range. Ensure the replacement unit supports both beam coding and EDM functionality to maintain system safety integrity levels.

FAQ

What is the resolution of the M20E-081A3A122 receiver?

The resolution of this safety light curtain receiver is 25 mm.

Does this unit support external device monitoring?

Yes, the M20E-081A3A122 includes support for external device monitoring (EDM).