The Leuze DDLS 508 200.4 L Optical Data Transmission Transceiver (Official Part Number: 50132930) belongs to the flagship DDLS 500 Series engineered and manufactured by Leuze electronic (Germany). This cutting-edge optoelectronic communication system was specifically engineered to replace mechanical wear-prone trailing cable drag chains, cable festoon tracks, and motor-driven cable reels—which are notoriously subject to mechanical jamming, fiber optic core fatigue, and expensive maintenance downtime in continuous 24/7 manufacturing plants. Simultaneously, it eliminates the packet dropouts, channel latency, and frequency collision vulnerabilities common to industrial wireless RF/Wi-Fi systems in dense structural steel environments.

Operating on frequency-modulated infrared laser beam transmission (utilizing specialized Frequency F4, which pairs symmetrically with a matching Frequency F3 transceiver at the opposing end), the device bridges line-of-sight distances up to 200,000 mm (200 meters). The Leuze DDLS 508 200.4 L delivers a 100 Mbit/s transparent, real-time Ethernet throughput with zero packet delay. Crucially, the system provides native protocol compatibility with today's most demanding deterministic industrial networks: PROFINET RT/IRT, PROFIsafe over PROFINET, EtherNet/IP, CIP Safety, Modbus TCP, and standard TCP/IP. This enables master PLCs to concurrently transmit high-speed multi-axis motion synchronization commands and SIL 3 / PL e safety signals (such as emergency stop circuits and safety light curtain trips) from moving carriers without separate physical safety wiring.

The designation "L" highlights the integrated visible red laser alignment aid. With an eye-safe coaxial red alignment beam activated via an onboard control switch, a single field technician can precisely align the optical trajectory between opposing transceivers separated across hundreds of meters in just minutes, slashing commissioning and installation hours by up to 70%. Additionally, the unit features an onboard multi-segment LED bar graph display that continually illustrates received optical signal intensity in real-time, providing immediate visual verification of alignment accuracy and issuing early diagnostic warnings regarding optical dirt buildup or misalignment before communication dropouts occur.

Encapsulated in an ultra-rugged monolithic diecast metal enclosure weighing 1,422 g and sealed to an IP65 ingress protection rating, the DDLS 508 200.4 L is 100% immune to reflective interference from polished sheet metal and structural plant beams. It accommodates adjacent parallel optical transmission axes without cross-talk, guaranteeing uninterrupted, dependable communication for automated AS/RS stacker cranes, container port gantry trolleys, and modern smart factory production lines.

• Manufacturer: Leuze electronic GmbH + Co. KG
• Country of Origin: Germany (100% Germany Origin)
• Official Part Number (Part No.): 50132930
• Complete Model Designation: DDLS 508 200.4 L
• Product Family: Optical Data Transmission DDLS 500 Series
• Operating Working Range: 100 mm to 200,000 mm (0.1 m to 200 m)
• Nominal Transmission Data Rate: 100 Mbit/s (Real-time deterministic transparent transmission)
• Data Transmission Light Source: Infrared semiconductor laser (Laser, Infrared)
• Transmission Frequency: Frequency F4 (Symmetrically pairs with Frequency F3 model)
• Optical Beam Opening Angle: 1°
• Special Integrated Features:
  - Integrated visible red laser alignment aid (Single-person rapid optical axis alignment)
  - Not influenced by reflective background surfaces
  - Supports parallel operation of adjacent optical transmission axes without cross-talk
• Supported Fieldbus & Safety Protocols: PROFINET RT, PROFINET IRT, PROFIsafe over PROFINET, EtherNet/IP, CIP Safety, TCP/IP, UDP
• Protocol Architecture: Fully transparent (No IP address configuration required for the transceiver)
• Supply Voltage Range: 18 to 30 V DC
• Digital Switching Inputs: 1 input (for remote laser alignment activation)
• Digital Switching Outputs: 1 output (pre-failure signal quality warning)
• Electrical Connection Interfaces:
  - Connection 1 (Data): M12 metal circular connector, female, 4-pin, D-coded (Fast Ethernet 100 Mbit/s)
  - Connection 2 (Power & I/O): M12 metal circular connector, male, 5-pin, A-coded (Power supply & status)
• Visual User Interface: Received signal level LED bar graph display and status indicator LEDs
• Enclosure Material: Rugged diecast metal housing
• Dimensions (W x H x L): 100 mm x 156 mm x 99.5 mm
• Net Product Weight: 1,422 g
• Ingress Protection Rating: IP65 (per EN 60529 standard)
• Operating Ambient Temperature: -5°C to +50°C (Storage: -35°C to +70°C)
• EMC Emission & Immunity Standards: EN 61000-6-2, EN 61000-6-4
• Mechanical Vibration & Shock Standards: EN 60068-2-6, EN 60068-2-27, EN 60068-2-64
• Global Product Certifications: c UL US, CE certified