The Pilz PSEN MA1.3A-20/PSEN MA1.3-08/8MM/1 (506220) is a non-contact magnetic safety switch from the proven PSEN series, developed for monitoring safety gates, protective covers, and other access points to hazardous machinery. With its compact design, robust build, and reliable switching technology, it provides engineers and operators with an efficient solution for safeguarding industrial equipment.

Operating with a 24 V DC supply and switching voltage, the PSEN MA1.3 integrates seamlessly into modern automation and safety systems. Its straightforward voltage requirements make it compatible with standard industrial control circuits, reducing engineering complexity and enabling quick, reliable integration.

The switch features an actuation distance of 8 mm, allowing for flexible installation tolerances while maintaining high levels of reliability. This switching distance ensures dependable monitoring even when mechanical alignment is less than perfect, making it well-suited for industrial environments where equipment may be subject to vibration, movement, or repeated operation.

Built for durability, the PSEN MA1.3A employs non-contact magnetic switching technology, which minimises mechanical wear compared to traditional mechanical switches. This extends the service life of the device, reduces maintenance needs, and ensures long-term reliability in safety-critical applications. The non-contact design also helps prevent contamination and ingress issues, making it suitable for use in environments where dust or particles are present.

The unit is engineered for ambient temperatures ranging from -25 °C to +70 °C, ensuring dependable performance in both standard factory conditions and more demanding environments, such as cold storage or high-temperature production lines. Additionally, the switch can operate at altitudes up to 2000 metres above sea level, broadening its application range across different industries and geographies.

As part of the Pilz PSEN family, the PSEN MA1.3A integrates easily with Pilz safety controllers and relays, forming part of a complete, standards-compliant safety circuit. When combined with evaluation devices, it supports compliance with international safety standards such as EN ISO 13849-1 and IEC 62061, offering peace of mind for machine builders and end-users.

Typical applications include safety gate monitoring, access cover safeguarding, and machinery protection across sectors like packaging, logistics, materials handling, and manufacturing. Its rugged design and compact size make it a reliable choice for both new installations and retrofits in safety-critical systems.

In summary, the Pilz PSEN MA1.3A-20/PSEN MA1.3-08/8MM/1 (506220) is a robust, compact, and long-lasting safety switch designed for precise and dependable monitoring of protective devices. With its 24 V DC operation, 8 mm actuation distance, and wide environmental tolerance, it offers a trusted solution for engineers seeking reliable, standards-compliant safety in industrial automation.