Actuator: One-way roller arm lever (horizontal).
Conduit size: 2-conduit; M20.
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 D4N-2D20R PDF catalog. )
M12-connector models are also available, saving on labor and,
simplifying replacement D4N-2D20R
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. Actuator: Pin plunger D4N-2D20R PDF catalog.
Type: Slim.
Operation Indicator: Provided.
Repeat accuracy: 1 µm max.
Operating force OF max: 0.49 N.
Cable lead outlet: Lead outlet, Pre-wired; Length, 1 m.
Degree of protection: IP67.
High-precision Switch for Detecting Micron-unit,
Displacement.
Ideal for detecting and measuring wear of cutting,
tools or for original point of work.
Ceramic plungers on M5, M8, and slim models for,
superior abrasion resistance and resistance to,
temperature changes D4N-2D20R PDF catalog.
Direct input possible to microprocessors and,
programmable controllers.
A version with screw-type cable connector available,
for easy installation and maintenance. Actuator: Roller lever (resin roller).
Conduit openings: M20 OMRON Pull-reset Safety Limit Switch PDF catalog.
1NC/1NO (Slow-action).
Robust safety limit switch with metal housing.
Slow-action and snap-action contact with,
certified direct opening operation certification OMRON Pull-reset Safety Limit Switch PDF catalog.
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 OMRON Pull-reset Safety Limit Switch PDF catalog.

Equipped with a mechanism that indicates the applicable,
operating zone, as well as push-button switching to control left and right motion D4N-2D20R PDF datasheet.
Head seal structure strengthened to improve seal properties.
(TÜV: IEC IP67, UL: NNEMA 3, 4, 4X, 6P, and 13) D4N-2D20R PDF catalog.
Wide standard operating temperature range: –40 to 80°C (standard type).
Certified standards: UL, CSA, EN (TÜV), and CCC.