The NDLWS from K.A. Schmersal GmbH & Co. KG is a high-quality illuminated pushbutton designed for front panel mounting. Specifically developed for hygiene-critical environments, this pushbutton comes with a hygiene certification and an IP69K protection rating, making it resistant to dust, water, and high-pressure cleaning. Its round shape and white button surface paired with a silver bezel ring made of chrome-plated ABS ensure an attractive design and easy operation.

The pushbutton is illuminatable, has full insulation, and offers a mechanical lifespan of at least 1,000,000 switching cycles, ensuring long-term reliability. The pushbutton is mounted using a central nut with an installation diameter of 22.3 mm. It is suitable for any mounting position and supports up to two contact elements.

Thanks to the lip seals, the pushbutton offers excellent protection against liquids and contaminants. The NDLWS complies with international safety standards such as EN IEC 60947-5-1 and EN IEC 60947-1. With an actuation travel of 5 mm and an actuation force of approximately 1.5 N, it ensures reliable operation across various industrial applications.

Technical Data (English):

Product Type Designation:

• NDLWS

Item Number (Order Number):

• 101162104

EAN (European Article Number):

• 4250116200498

eCl@ss Number:

• Version 12.0: 27-37-12-10
• Version 11.0: 27-37-12-10
• Version 9.0: 27-37-12-10

ETIM Number:

• Version 7.0: EC000221
• Version 6.0: EC000221

Approvals:

• cULus
• Hygiene Approved

General Data:

• Standards: EN IEC 60947-5-1, EN IEC 60947-1
• Design: Front Panel Mounting, Illuminated Pushbutton
• Shape: Round, Push-Action
• Mounting Conditions: Any Position
• Sealing Type: Lip Seals
• Actuator Material: Plastic
• Bezel Material: Chrome-Plated ABS
• Actuator Color: White
• Bezel Color: Silver
• Seal Bellow Color: White
• Gross Weight: 30 g

Features:

• Illuminatable: Yes
• Mounting Flange: Yes
• Push-Action: Yes
• Full Insulation: Yes
• Maximum Number of Contact Elements: 2

Mechanical Data:

• Release: None
• Mechanical Lifetime: Min. 1,000,000 Switching Cycles
• Actuation Travel: 5 mm
• Actuation Force: Approx. 1.5 N
• Mounting Type: Central Nut
• Tightening Torque: 0.6 Nm

Dimensions:

• Height Above Front Panel: 11 mm
• Total Diameter: 44.5 mm
• Button Surface Diameter: 27 mm
• Bezel Diameter: 44.5 mm
• Installation Diameter: 22.3 mm
• Front Panel Thickness: Min. 1.5 mm, Max. 6 mm
• Grid Dimension: 50 x 50 mm

Environmental Conditions:

• Protection Rating: IP69K
• Operating Temperature: -25 ... +80 °C
• Shock Resistance: 30 g / 18 ms
• Vibration Resistance: 20 g / 10 ... 150 Hz

Electrical Data:

• Maximum Switching Frequency: 1,000/h