Single-function Safety Relays with Delayed Outputs

Our Single-function Safety Relays with Delayed Outputs are used in applications where power must be maintained for a fixed duration after an input signal is received. For example, driving a switch to maintain a guard door in the locked position for a fixed duration after a stop button is pressed.

Single-function Safety Relays with Delayed Outputs
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Provides expansion modules with timing functions for the Guardmaster® Safety Relays and the MSR relay family
  • Increases the number of outputs while retaining the same integrity as the base unit
  • Offers multiple input/output configurations

To view commonly ordered and quickly available products, use the Product Configuration Assistant for our complete product offerings.

Certifications

 

CU4

  • BG
  • CE Marked for all applicable directives
  • c-Tick
  • cULus

MSR38D/DP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

MSR138DP

  • CE Marked for all applicable directives
  • c-Tick
  • cULus
  • TÜV

 

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

Product Certifications

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

Documentation

TitleNumberDownload
Minotaur CU4 Monitoring Safety Relay Installation Instructions440R-IN071
Minotaur MSR38D/DP Monitoring Safety Relay Installation Instructions440R-IN052
Minotaur MSR138DP; MSR138.1DP Monitoring Safety Relay Installation Instructions440R-IN063
Minotaur MSR178DP Monitoring Safety Time Relay Installation Instructions440R-IN036
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Product Certifications

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

Configuration & Selection Tools

  • CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
  • eCADWorks — Select product 3D-CAD drawings in AutoCAD®.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Safety Automation Builder — Streamline safety system design, including safety system layout, product selection, and safety analysis to help meet machinery safety performance level (PL) requirements established by ISO 13849-1.
  • Safety Resource Center — Access current safety-related white papers, videos, presentations, simulations, calculators, and other tools.
  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.