Available. The Leuze DDLS 538 40.4 L H S2 is an advanced optical data transmission device designed for industrial applications requiring reliable and high-speed data communication. Operating within the DDLS 500 series, this model offers a working range from 100 mm to 40,000 mm, utilizing an infrared laser light source for precise data transmission. It supports EtherCAT link down with a 5 ms response time and EtherCAT Safety-over-EtherCAT (FSoE), ensuring robust and secure communication. The device features a metal housing measuring 100 mm in width, 156 mm in height, and 99.5 mm in length, with a net weight of 1,255 g, making it suitable for various industrial environments. Its integrated laser alignment aid facilitates easy installation and setup, while its immunity to reflective surfaces and capability to operate parallel light axes enhance its versatility in complex setups. The DDLS 538 40.4 L H S2 is certified with an IP 65 degree of protection, ensuring durability and reliability in demanding conditions.