Wieland SNO 4063K/KM | Safety relay with 3NO outputs

Ensuring Safety in Diverse Applications: The SNO 4063K/KM is a versatile safety monitoring device that caters to a wide range of applications, providing reliable protection to both personnel and equipment. Whether it’s emergency stop applications, safety gate monitoring, or light barrier protection, this robust safety relay has got you covered.

Key Features: Our SNO 4063K/KM comes equipped with a host of essential features that set it apart from the rest:

• Compliance with Stringent Standards: The SNO 4063K/KM adheres to EN ISO 13849-1, offering a high level of safety up to PL e /Category 4. It also meets EN 62061, ensuring a Safety Integrity Level (SIL) of CL 3, leaving no room for compromises in safety.
• Stop Category 0 Capability: When it comes to safety, every second counts. That’s why our safety relay ensures instant and irreversible shutdown of machinery during emergency stop situations, fully compliant with EN 60204-1 standards.
• Manual or Automatic Start: You have the flexibility to choose between manual start, where the relay activates with the press of a reset button, or automatic start, triggered by safety inputs.
• Cross Monitoring for Extra Redundancy: Our device offers cross monitoring, ensuring consistent safety performance by validating multiple channels for enhanced reliability.
• Dual-channel Control: For added safety redundancy, you can configure the SNO 4063K/KM to operate in either single-channel or two-channel control mode.
• 3 Enabling Current Paths: The safety relay is equipped with three paths for enabling current, ensuring secure and dependable activation.

Versatility at Its Best: The SNO 4063K/KM safety relay caters to various safety sensor applications, providing a seamless and secure connection to light curtains for Type 4 (EN 61496-1) and short-circuit forming 4-wire safety mats, switching strips, or switching edges (without monitoring resistance).

Circuit Diagram