Siemens 6GK1503-2CB00 Communications Interface Module

Siemens 6GK1503-2CB00 is a PROFIBUS OLM/G11 V4.0 Optical Link Module that bridges PROFIBUS networks to fiber, featuring 1 RS-485 interface for PROFIBUS DP, a glass-fiber optical interface with two BFOC sockets, and a signaling contact plus a test port for diagnostics. It supports up to 12 Mbit/s on PROFIBUS DP and 45.45 kbit/s on PROFIBUS PA, enabling mixed DP/PA deployments in automation systems. In a compact package, it provides a 9-pin Sub-D DP connection, a 2-pole terminal block for the measuring device, a 5-pole terminal block for power and signaling, and a single optical BFOC port; dimensions are approximately 74.5 x 39.5 x 112 mm and weight around 0.411 kg.