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Omron Safety Switches

D4BL   Safety Door Lock Switch   

Protective Doors Are Locked Until Machine Completely Stops Operation 

  • Select mechanical lock/solenoid release models 
  • Dedicated release lock ensures both easy maintenance and door-unlock at power failure 
  • Tough aluminum die-cast unit incorporating a switch box with IP67 enclosure rating (EN60529, IEC529) 
  • Equipped with horizontal and vertical conduit openings 
  • Models available with LED indicators 
  • Head can be rotated in 4 directions 
  • Approved Standards 

D4B-N   Heavy Duty Safety Limit Switch    

Positive Action Limit Switches with Snap and Slow Action Contacts for Critical Switching Applications 

  • All feature direct drive contacts to insure contact opening of double break contacts even with contact welding due to overload currents 
  • Enclosure rating meets IP67 and NEMA 3, 4, 6P and 13 Modular construction with four position turret head 
  • Three-conduit switch body available for easy wiring 

D4BS   Safety Door Switch     

Special Key Positively Pulls Contacts Apart, Icreasing Machine Safety 

  • Wide operating temperature range: -40 C to 80 degrees C 
  • Mounting pitch and shape of the switch box comforms to CENELEC EN50041 
  • Enclosure rating of the switch box meets IP67 (IEC529) 
  • Four unique head mounting positions 
  • Approved Standards 

D4DH   Safety Hinged Door Switch 

Head Can Be Mounted in Four Directions for Flexibility to Fit Special Applications 

  • Contacts are slow-action type and have the positive opening mechanism 
  • Select from shaft actuator type or arm-lever actuator type 
  • IP67 polymer housing 
  • Double-insulation structure requires no grounding terminals 
  • Wide standard operating temperature range from -30 C to 70 degrees C 
  • Approved standards 

D4DL   Compact Locking Safety Door Switch       

Compact, Locking Safety Door Switch with Dual Key Entry 

  • Slow-action contacts feature positive opening mechanism 
  • Select mechanical lock/solenoid release or solenoid lock/mechanical release models 
  • Operation indicator shows operation status at a glance 
  • Double-insulation structure requires no grounding terminals(with [] mark) 
  • Thre types of key operation include hoizontal mounting, vertical mounting, angle-adjustable vertical mounting 

D4D-N   Miniature Safety Limit Switch       

Compact Economical, Plastic-body Limit Switch Featuring Direct Opening Action Contacts 

  • Positive opening mechanism 
  • Two sets of contacts: one (NC) for safety circuit and the other (NO) for control circuit 
  • Enclosure ratings: IP67 NEMA 3, 4, 6P and 13 Conforms to EN50047 with the Forms A, B, C, A to D, and E 
  • Four position turret head 
  • Approved Standards

D4D-R   Minature Reset Safety Limit Switch         

Compact and Economical Plastic-body Safety Limit Switch with Pull-reset 

  • Once actuated, pull reset locks switch 
  • Ideal for elevators (EN81), escalators (EN115), and conveyors 
  • Positive opening mechanism 
  • Double insulation 
  • Approved by UL and CSA standards (Indoor use only: Refer to Precautions) 
  • Wide standard operating temperature range: -30 C and 70 degrees C (-22 to 158 degrees F) 
  • Approved Standards 

D4DS   Miniature Safety Door Switch      

Compact and Economical Plastic-Body Safety-Door Switch 

  • Positive opening mechanism 
  • Double insulation 
  • Four unique head mounting positions 
  • Dual entry points for operation key, top and front side 
  • Protective insert covers unused entry point 
  • Enclosure ratings: IP67 (EN 60529), Type 4 (UL/CSA) (Indoor use only: Refer to Precautions) 
  • Approved Standards 

D4GS-N   Slim Safety Door Switch 

Safety door interlock switch features slim body, 3 built-in contacts and choice of different operating keys. Designed for use in space-confined areas and combines three outstanding features into one mode. 

  • Slim body design (85x30x17mm) 
  • Reversible body design 
  • 2-contact & 3-contact models available 

Safety Light Curtains

F3S-A   Safety Light Curtain        

Space-saving, Self-contained Design Requires No Control Box 

  • Meets OSHA, Canadian, and worldwide standards for safeguarding personnel from moving machinery 
  • Self-contained design with no control box 
  • UL and CSA Listed 
  • Beam spacing of 10 or 20 mm (0.39 or 0.79 in) 
  • Protective height ranges from 140 to 940 mm (5.51 to 37.0 in) 
  • Connect multiple units for a larger protected zone 

F3S-B   Safety Light Curtain        


  • Official certifiaction as Type 2 Electro-Sensitive Protective Equipment (ESPE) 
  • Compliance with IEC61496-2, EN 61496-1 standards and EMC Directine No. 98/336/EEC, No. 98/37/EC 

Omron's F3S -B safety light curtains provide Category 2 safety design suitable for detecting human presence in hazardous areas.  Compared to guard fences and other mechanical protection solutions, the light curtains require less cumbersome installation and are not easily defeated by operators.  The fast, solid state response time allows the light curtain to be placed closer to the hazard, reducing the distance and floor space required to provide a safety solution on a machine.  The programmable blanking function selects which beams are on and off to allow a passthrough window for goods entering/leaving the hazard area.


F3SN-A   Safety Light Curtain          

The F3SN-A is one of the finest, independently certified safety light curtain available for life-threatening Class 4 hazards.  Sheathed in a slim gold-anodized aluminum housing, it provides the fastest, easiest-to-configure system on the market today.  Finger, hand and full body protection models are all available.

  • Programmable, Type 4 Safety Light Curtain 
  • Self contained, no control box needed 
  • Serial Connectable 
  • Indicator LEDs located directly on the emitter and receiver 
  • Available in single beam increments 
  • Meets ANSI/RIA,OSHA, IEC, EN standards 

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