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D4B-[]N

Safety Limit Switch

D4B-[]N

Robust safety limit switch with metal housing Slow-action and snap-action contact with certified direct opening operation certification.

• 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 (TÜV: IEC IP67, UL: NEMA 3, 4, 4X, 6P, and 13).

•Wide standard operating temperature range:
–40 to 80°C (standard type).

• Certified standards: UL, CSA, EN (TÜV), and CCC.