440G-LZ Guard Locking Switches

The 440G-LZ Guard Locking Switch is designed for partial body access guard doors. This switch combines microprocessor technology with an RFID coded actuator, and it features a locking bolt drive mechanism that locks only when the correct actuator is detected. With this functionality, the switch is TÜV certified to Ple, Cat. 4 (EN/ISO 13849-1) which is the highest level of safety for guard door position and lock monitoring.

Bulletin 440G-LZ Guard Locking Switches
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Consumes up to 60% less power than competitive products
  • Offers RFID standard coded (low) or uniquely coded (high) actuators
  • Available in two models: power-to-release (safety of people) and power-to-lock (machine protection)

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Specifications

TitleNumberDownload
440G-LZ Guard Locking Switch Installation Instructions440G-IN011

Certifications

  • CE Marked for all applicable EU directives
  • C- tick
  • cULus (UL 508)
  • TÜV

Safety Classification

  • PLe Category 4 per ISO 13849-1, SIL 3 per IEC 61508 and IEC 62061

Functional Safety Data

  • Guard door sensing and lock monitoring
  • PFHd: 9.1 x 10-10
  • Dual channel interlock can be suitable for use in application up to PLe (according to ISO 13849-1) and for use up to
    SIL3 systems (according to IEC 62061 and IEC 61508) depending on application characteristics.
  • Mission time/PTI: 20 years

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Standards Compliance

  • IEC 60947-5-3
  • IEC 60947-5-1
  • IEC 61508
  • EN ISO 13849-1
  • IEC 62061
  • ISO 14119
  • UL 508

Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Documentation

TitleNumberDownload
Safety Switches BrochureGLSAFE-BR002
Bulletin 440G-LZ Guard Locking Switch Installation Instructions440G-IN011
Bulletin 440G-LZ Guard Locking Safety Switch User Manual440G-UM001
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Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration and Selection Tools

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  • ProposalWorks — Build complete quotes and proposals.

Other Resources

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