Available. DDLS 548I 120.4. The Leuze DDLS 548i 120.4 is an optical data transmission device designed for industrial automation applications. Operating within the DDLS 500 series, it offers a working range from 100 mm to 120,000 mm, utilizing an infrared laser light source with a 1° opening angle. The device supports transmission protocols including CIPsafety and PROFINET/PROFIsafe, functioning as a PROFINET slave network device. It operates on a supply voltage of 18 to 30 V DC and features two M12 connectors: a 5-pin A-coded connector for power and a 4-pin D-coded connector for bus communication. The device's housing is made of metal, measuring 100 mm in width, 156 mm in height, and 99.5 mm in length, with a net weight of 1,255 g. It is rated IP 65 for protection and operates within ambient temperatures ranging from -5°C to 50°C.