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D4B-2511N OMRON D4B-2511N Robust safety limit switch with metal housing 
Brand: OMRON
Name: Safety Limit Switch
Model: D4B-2511N
Actuator: Roller lever (resin roller).
Conduit openings: G1/2 (PF1/2).
1NC/1NO (Slow-action).
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.

Actuator: Adjustable roller lever, form lock (metal lever, rubber roller).
Conduit size: 2-conduit; M20.
Built-in switch mechanism: 1NC/1NO (Slow-action).
Popular Safety Limit Switches.
Providing a Full Lineup Conforming to,
International Standards.
Lineup includes models with 1NC/1NO, 2NC, 2NC/1NO and,
3NC contact forms OMRON D4B-2511N.
(Slow-action models with MBB contacts are available D4B-2511N)
M12-connector models are also available, saving on labor and,
simplifying replacement.
Standardized gold-clad contacts provide high contact reliability.
Can be used with both standard loads and microloads.
Conforms to EN115-1, EN81-1, and EN81-2 (slow-action models only).
Certified standards: UL, EN (TÜV), and CCC OMRON D4B-2511N. Compact, Slim Relays Conforming to,
EN Standards.
Relays with forcibly guided contacts,
(EN50205 Class A, certified by VDE).
Supports the CE marking of machinery (Machinery Directive).
Helps avoid hazardous machine status when used as part of,
an interlocking circuit.
Four-pole and six-pole Relays are available.
The Relay’s terminal arrangement simplifies PWB pattern design.
Reinforced insulation between inputs and outputs OMRON D4B-2511N.
Reinforced insulation between some poles of different polarity. Actuator: Adjustable roller lever, form lock (metal lever, resin roller).
Conduit size: 2-conduit; G1/2.
Built-in switch mechanism: 1NC/1NO(Snap-action) OMRON Safety Limit Switch.
Popular Safety Limit Switches.
Providing a Full Lineup Conforming to,
International Standards.
Lineup includes models with 1NC/1NO, 2NC, 2NC/1NO and,
3NC contact forms OMRON Safety Limit Switch.
(Slow-action models with MBB contacts are available.)
M12-connector models are also available, saving on labor and,
simplifying replacement.
Standardized gold-clad contacts provide high contact reliability.
Can be used with both standard loads and microloads OMRON Safety Limit Switch.
Conforms to EN115-1, EN81-1, and EN81-2 (slow-action models only).
Certified standards: UL, EN (TÜV), and CCC. Actuator: Roller lever (Metal lever, resin roller).
Cable length: 3 m.
Pull-outing direction of cable: Vertical.
Built-in switch: 2NC (slow-action).
Smallest Class of Safety Limmit Switches the World D4B-2511N.
The world''s smallest limit switch with a direct opening,
mechanism (four-contact construction model).
High-sensitivity safety limit switch.
Built-in switches with two- or four-contact construction are avaailable OMRON D4B-2511N.
Degree of protection: IP67.
Conforms to EN115-1, EN81-1 and EN81-2.
(slow-action models only).
Certified standards: UL, EN (TÜV), and CCC.


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