Trapped Key Stopped Motion Unit

Our ProSafe® Stopped Motion Unit (SMU) is used in applications that require the detection of stopped motion of mechanical parts of a machine. The SMU uses inductive proximity sensors to detect motion and the CU2 control unit to monitor the sensors.

Bulletin 440T Trapped Key Stopped Motion Unit
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • Stopped-motion detection
  • NPN and PNP proximity sensors
  • Timed-delay output up to 40 minutes
  • Category 1 Stop
  • Replaceable code barrel assembly

Additional Information

Protect your people, productivity and environment with integrated Safety Solutions from Rockwell Automation. We understand your factory floor challenges and can help you meet your goals, using one of the broadest safety portfolios in the industry.

Rockwell Automation has a global safety team of principle consultants to assist you at any step in a safeguarding project—from training and standards assistance through validation and startup. Learn more about these Safety Services.

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

Specifications

TitleNumberDownload
Prosafe Electronic Time Delay Unit440T-IN016

Certifications

  • BG
  • CE Marked for all applicable directives

Category 

  • Cat. 3 per EN 954-1 (ISO 13849-1)

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

Standards Compliance

  • EN 1954-1
  • IEC/EN 60204-1
  • EN 1088
  • IEC/EN 60947-5-1
  • ISO 13849-1
  • ISO 12100-1&2
  • ISO 14119
  • GS-ET-19
  • AS 4024.1

Product Certifications

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

Documentation

TitleNumberDownload
Safety Switches BrochureGLSAFE-BR002
Prosafe Electronic Time Delay Unit440T-IN016
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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.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.