Further information for Siemens 6GK1503-3CD00 - OLM/G12 EEC V4 0 Optical Li
PROFIBUS OLM/G12-EEC V4.0 Optical Link Module with 1 RS-485 and 2 glass fiber optic interfaces (4 BFOC sockets) for extended temperature range -20...+60°C. SIMATIC NETPROFIBUS OLM/G12-EEC V4.0