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M4000 Standard

The M4000 Standard multiple light beam safety device is the solution for one-sided or multi-sided access protection. The M4000’s large scanning range and extensive functions provide efficient access protection and maximum reliability. The functions are easy to understand and are set via the configuration keys located directly on the device. Integrated functions and status information enable quick commissioning and minimize machine downtime. The modular concept enables a high level of machine safety since device properties can be adapted to meet specific application requirements. Separate deflection mirrors are a cost-effective way to flexibly configure protective fields. In addition, sens: Control devices, accessories, and services complete the product offering and form packaged solutions designed specifically for industrial environments.


  • Type 4 (IEC 61496), SIL3 (IEC 61508), PL e (EN ISO 13849)
  • Robust housing with three mounting grooves
  • Wide scanning range, up to 70 m
  • External device monitoring (EDM), restart interlock and application diagnostic output
  • Standardized M12 connectivity
  • 7-segment display
  • Configuration keys located directly on the device
  • Optional integration features: laser alignment aid, LED or AS-i interface


Safety level Type 4, PL e, SIL3, SILCL3
Scanning range 70 m
Number of beams 2 … 8
Beam separation 220 mm … 600 mm
Integrated laser alignment aid – / ✔
End cap with integrated LED – / ✔
Enclosure rating IP65
Ambient operating temperature –30 °C … +55 °C

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