The Leuze DDLS 508 200.3 L Optical Data Transmission Transceiver (Part Number: 50132929) represents an advanced industrial optoelectronic communication system from the flagship DDLS 500 Series engineered and manufactured by Leuze electronic (Germany). Engineered to supersede failure-prone mechanical drag chains, motorized cable reels, and festoon lines—which frequently cause operational stoppages due to cable fatigue, pinching, and fiber optic core fractures—the DDLS 508 200.3 L delivers completely contactless, wear-free wireless Ethernet networking. Additionally, it eliminates channel latency, packet jitter, and radio frequency dropouts typical of conventional industrial Wi-Fi in metal-dense manufacturing spaces.

Operating on frequency-modulated infrared laser beam transmission, the model 50132929 is calibrated to transmit on optical Frequency F3. To establish a complete bidirectional full-duplex transmission link, this Frequency F3 transceiver is designed to be paired symmetrically with a matching Frequency F4 transceiver at the opposing terminal (specifically, the Leuze 50132930 DDLS 508 200.4 L). This strict optical frequency separation eliminates optical cross-talk, permitting the pair to bridge operating distances from 100 mm to 200,000 mm (0.1 to 200 meters) with unfaltering 100 Mbit/s deterministic Ethernet throughput and virtually zero latency.

The system features a protocol-transparent architecture, accommodating today's most demanding deterministic industrial protocols: PROFINET RT, PROFINET IRT, PROFIsafe over PROFINET, EtherNet/IP, CIP Safety, Modbus TCP, TCP/IP, and UDP. With native support for functional safety protocols (PROFIsafe and CIP Safety), control systems can transmit critical emergency stop circuits, safety light curtain status, and interlocking safety signals concurrently with high-speed drive positioning data over a single wireless optical link, completely eliminating redundant safety wiring.

The suffix "L" highlights an integrated visible red laser alignment aid. Using an eye-safe coaxial red alignment beam activated via an onboard control switch, a single technician can precisely align opposing transceivers separated across 200 meters in minutes, cutting commissioning times by up to 70%. In addition, an onboard multi-segment LED bar graph display provides continuous real-time readout of received signal strength, delivering early diagnostic warnings regarding optical contamination or structural misalignment before packet loss occurs.

Encapsulated in a heavy-duty diecast metal enclosure weighing 1,422 g and sealed to IP65 ingress protection, the DDLS 508 200.3 L is completely immune to reflective background interference from industrial steel structures and allows adjacent parallel optical communication axes without cross-talk, delivering robust 24/7/365 reliability across modern intralogistics and automated manufacturing hubs.

• Manufacturer: Leuze electronic GmbH + Co. KG
• Country of Origin: Germany (100% Germany Origin)
• Official Part Number (Part No.): 50132929
• Complete Model Designation: DDLS 508 200.3 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 F3 (Symmetrically pairs with Frequency F4 model 50132930)
• Optical Beam Opening Angle: 1°
• Integrated Optical Alignment Aid: Built-in visible red laser alignment aid (Single-person rapid optical axis alignment)
• Optical Interference Immunity: Completely unaffected by reflective metallic background surfaces
• Multi-Axis Configuration: Supports parallel operation of adjacent optical transmission axes without cross-talk
• Supported Industrial Protocols: PROFINET RT, PROFINET IRT, PROFIsafe over PROFINET, EtherNet/IP, CIP Safety, Modbus TCP, TCP/IP, UDP
• Protocol Architecture: Fully transparent (No IP address assignment required for the transceivers)
• Supply Voltage Range: 18 to 30 V DC
• Digital Switching Inputs: 1 input (for remote activation of the alignment laser)
• Digital Switching Outputs: 1 output (pre-failure optical 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)
• Onboard Visual Interface: Received signal level LED bar graph display and status indicator LEDs
• Enclosure Material: Heavy-duty 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 Standards: EN 61000-6-2, EN 61000-6-4
• Shock & Vibration Standards: EN 60068-2-6, EN 60068-2-27, EN 60068-2-64
• Global Approvals: c UL US, CE certified