Omron D4B-N Series Roller Lever Limit Switch, NO/NC, IP67, DPST, Die Cast Aluminium Housing, 400V ac Max, 20A Max

This limit switch is designed for diverse applications in the automation and electrical industries. Constructed from die-cast aluminium, the robust design ensures durability and longevity. The product measures 99.5mm in length, 40mm in width, and 56mm in depth, providing a compact yet efficient solution for operational needs. With an IP67 rating, it offers excellent protection against dust and water ingress.

• Capable of handling a maximum current of 20A for reliable operation
• Features a direct opening mechanism to enhance safety during faults
• Equipped with an adjustable roller lever for versatile installation
• High-temperature resistance with operating temperatures from -40°C to +80°C
• Conforms to CSA and UL certified standards for reliability
• Mechanical life of 30,000,000 operations ensures long-term usage

• Used for controlling machinery movements
• Ideal for automated systems in industrial environments
• Utilised in safety interlock systems for equipment
• Employed in conveyor systems for precise positioning
• Suitable for requiring high durability and reliability

The device operates effectively in extreme temperatures ranging from -40°C to +80°C, making it suitable for various environmental conditions. Its IP67 rating ensures protection against dust and immersion in water, enhancing its reliability in demanding settings.

The direct opening mechanism is specifically designed to open the contacts during fault conditions, such as contact welding. This ensures that the switch will effectively disconnect the circuit, significantly reducing the risk of equipment damage or hazardous situations.

The limit switch features an M20 connection type, allowing for secure and standardised wiring options, which simplifies installation and maintenance, particularly in industrial setups.

With a mechanical life of 30,000,000 cycles, this switch is engineered for longevity, ensuring it maintains functionality even in high-frequency applications. This durability means reduced replacement costs and downtime, enhancing operational efficiency.

The roller lever design allows for flexibility in operational direction and adjustment, which facilitates easier integration into various automated systems, leading to more precise control in machinery applications.