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Specification & Description
| Specification | Description |
|---|---|
| Part Number | D4B-4A11N |
| Alternative Part Number | D4B4A11N |
| Manufacturer | Omron |
| Material Housing | Aluminium |
| Actuator Type | Roller lever |
| Actuator Detail | Resin roller |
| Connection Method | Terminal block |
| Conduit Size | M20 |
| Cable Entry Direction | Bottom |
| Number of Contacts, NO | 0 |
| Number of Contacts, NC | 2 |
| Make Before Break | Yes (indicated by "x" in datasheet) |
| Switch Action | Slow action |
| Direct Opening Mechanism | Yes (indicated by "c" in datasheet) |
| Compliance | EN 50041 |
| Contact Rating | 10 A |
| Thread Type | Metric |
The Omron D4B-4A11N is a robust safety limit switch designed to ensure operational integrity in a variety of industrial settings. Crafted with a durable aluminium housing, this switch features a roller lever actuator with a resin roller for reliable, consistent performance. Engineered to comply with EN 50041 standards, the switch boasts a slow-action mechanism with a direct opening operation that enhances safety by providing a positive break of contacts.
With a dual NC (normally closed) contact configuration, the D4B-4A11N ensures a fail-safe response in the event of a power loss or when actuated. The terminal block connection method simplifies installation, while the M20 conduit size accommodates standard industry practices for wiring. This switch is designed to make before break contacts, ensuring a seamless transition during actuation.
Ideal for machine safety applications, the Omron D4B-4A11N is a reliable choice for engineers and maintenance professionals seeking a high-quality component that maintains operational safety and efficiency.
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Frequently Asked Questions
What type of switch is the D4B-4A11N?
The D4B-4A11N is a safety limit switch designed to ensure the safe operation of machinery by confirming that a predetermined position has been reached.
Can you describe the actuator type for this switch?
The actuator type for this switch is a roller lever, which is commonly used to detect the presence or position of objects in a variety of applications.
What is the material of the housing for this switch?
The housing material of the D4B-4A11N is aluminium, which provides durability and resistance to corrosion.
What are the contact configurations available in this switch?
This switch comes with two normally closed (NC) contacts that are designed to break a circuit when the switch is activated.
Does the D4B-4A11N feature a direct opening mechanism?
Yes, the D4B-4A11N features a direct opening mechanism to provide a reliable means of stopping machinery in a hazardous condition.
What is the conduit size for this safety limit switch?
The conduit size for the D4B-4A11N is M20, which is a standard size for cable and wiring enclosures.
Is there a specific action type for the switch mechanism?
The switch action type for the D4B-4A11N is slow action, which refers to the deliberate speed of contact separation to ensure safe operation.
What certifications does the D4B-4A11N comply with?
The D4B-4A11N complies with EN 50041 standards, which relate to the dimensions and operating characteristics for switches used in industrial applications.
Can the D4B-4A11N be used in outdoor environments?
While the D4B-4A11N is built with a durable aluminium housing, its suitability for outdoor use would depend on the specific environmental conditions and the degree of protection required.
What applications are suitable for this type of safety limit switch?
This safety limit switch is suitable for a wide range of industrial applications where precise position detection and safety are critical, such as in manufacturing lines, packaging machines, and material handling systems.
