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Safety Switches

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Data Sheets

Data Sheet & Ordering Info.

pdf 1.9MB

General Accessories

Accessories specifc to only the D4B

Order a Copy of NFPA 79

Installation Manuals

D4B-N Installation Manual

pdf 2.9MB

Product Certification

For your convenience we have combined all appropriate product certificates (BG; TUV; CSA; UL; and Declaration of Conformity) in a single PDF file.

Product Certification

pdf 100k

CAD Drawings

3D CAD Drawing

2D CAD Drawing

D4B-N

Safety Limit Switch


Safety category 4
Meets Standards
EN60947-5-1; GS-ET-15; SUVA; UL508; CSA C22.2 No.14; GB14048.5
Application Standard Number: EN81 (Lifts)


Snap-action contact with certified direct opening operation certification. Maintenance, seal, and resistance to shock increased and direct opening mechanism added. Three-conduit switches and 2NC switches are also available
Direct opening mechanism (NC contacts only) added to enable opening contacts when faults occur, such as fused contacts
Safety of lever settings ensured using a mechanism that engages a gear between the operating position indicator plate and the lever
Equipped with a mechanism that indicates the applicable operating zone, as well as push-button switching to control left and right motion
Head seal structure strengthened to improve seal properties (TUV: IEC IP67, UL: NEMA 3, 4, 4X, 6P, and 13)
Wide standard operating temperature range: -40 to 80°C (standard type)
Models with gold-plated contacts added to the series to enable handling microloads
Certified standards: UL, CSA, EN (TUV), and CCC
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OMRON
Scientific Technologies, Inc.
6550 Dumbarton Circle
Fremont, CA 94555 USA
Tel: 888-510-4357
Tel: 510-608-3400
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