LK Automation Limited LK Automation Limited
Brand: OMRON
Go Back >> Product Catalogues
D4B-N Series Safety Limit Switch
OMRON D4B-N Series Manual And Instructions
D4B-N Series datasheetPDF datasheet

OMRON D4B-N Series Product information and technical parameters:
Brand: OMRON
Name: Safety Limit Switch
Model: D4B-N Series
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: Roller lever (Metal lever, resin roller).
Cable length: 5 m.
Pull-outing direction of cable: Horizontal.
Built-in switch: 2NC/2NO (slow-action).
Smallest Class of Safety Limit Switches the World.
The world''s smallest limit switch with a direct opening,
mechanism (four-contact construction model) D4B-N Series.
High-sensitivity safety limit switch.
Built-in switches with two- or four-contact construction are available D4B-N Series
Degree of protection: IP67.
Conforms to EN115-1, EN81-1 and EN81-2.
(slow-action models only).
Certified standards: UL, EN (TÜV), and CCC. Actuator: One-way roller arm lever (vertical).
Conduit size: 1-conduit; Pg13.5.
Built-in switch mechanism: 2NC(Snap-action).
Popular Safety Limit Switches D4B-N Series.
Providing a Full Lineup Conforming to,
International Standards.
Lineup includes models with 1NC/1NO, 2NC, 2NC/1NO and,
3NC contact forms.
(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 D4B-N Series.
Conforms to EN115-1, EN81-1, and EN81-2 (slow-action models only).
Certified standards: UL, EN (TÜV), and CCC. Actuator: Adjustable roller lever, form lock (metal lever, rubber roller).
Conduit size: 1-conduit; M12 connector.
Built-in switch mechanism: 2NC(Snap-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.
(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.
Conforms to EN115-1, EN81-1, and EN81-2 (slow-action models only).
Certified standards: UL, EN (TÜV), and CCC. Head material: Plastic*1.
Release key position: Bottom.
Release key type: Standard (resin).
Solenoid voltage/indicator: Solenoid: 24 VDC, Orange LED: 10 to 115 VAC/VDC.
Lock and release types: Solenoid lock Mechanical release.
Contact configuration(door open/closed detection switch and,
lockmonitor switch contacts)(slow-action) Certified direct,
opening NC contact: 3NC+2NC.
Conduit opening: G1/2.
Best-selling Guard Lock Safety-door.
Switch Available in Several.
Compact, Multi-contact Models. D4B-N Series.
Selectable Operation Key insertion direction and,
adjustable mounting ensure installation flexibility.
Built-in switches with multiple-contact construction are available.
Key holding force of 1,300 N minimum.
Can be used for eithher standard loads or microloads D4B-N Series.
Lineup includes models with a conduit size of M20.
IP67 degree of protection.
Variety of Metallic Heads Available.


...More relevant models >>>>
Last one: OMRON D4F-402-5D
next one: OMRON D4B-2111N