The SL-650QN(C) is a 200m outdoor active infrared (AIR) beam set designed for perimeter security. This wired model features high-grade aspherical lenses for enhanced detection accuracy. It includes two “easy-alignment” tools to simplify the setup process, ensuring optimal performance. The system can also be connected to an IP network when used in conjunction with the IP/POE module, the PIE-1. This model is non-stackable, offering a streamlined, reliable solution for long-range perimeter security needs.