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The Siemens 6GK1503-2CB00 is a SIMATIC NET PROFIBUS OLM/G11 (Optical Link Module) version 4.0, designed for converting PROFIBUS electrical signals into optical signals for transmission over fiber-optic cables. This module enables robust, interference-free communication in industrial environments, particularly where electromagnetic compatibility (EMC) or long-distance transmission is required.
The OLM/G11 is widely used in industrial automation networks, including manufacturing plants, water treatment facilities, and power distribution systems, to extend the reach of PROFIBUS segments and provide galvanic isolation between network nodes.
| Product Model | 6GK1503-2CB00 |
| Transfer Rate (PROFIBUS) | 9.6 kbit/s to 12 Mbit/s |
| Transfer Rate (PROFIBUS PA) | 45.45 kbit/s |
| Supply Voltage (Rated) | 24 V DC |
| Supply Voltage Range | 18.8 V to 28.8 V DC |
| Current Consumption (at 24 V) | 0.2 A (max) |
| Interfaces | 1x RS485, 1x Glass Fiber-Optic (2x BFOC) |
| Manufacturer | Siemens |
The OLM/G11 acts as a bridge between electrical PROFIBUS segments and fiber-optic segments, allowing for longer cable runs and immunity to electromagnetic interference.
Yes, the V4.0 module supports all standard PROFIBUS baud rates ranging from 9.6 kbit/s up to 12 Mbit/s.