OK

creation site internet 

 ERC D 244 Transmission of RS 232, RS 422 or RS 485 over multimode optical fiber
 ERC D102 D202 D212 Transmission of 2 RS 232 over optical fiber
 ERC D104 D204 D214 Transmission de 6 RS 422 sur fibre optique
 ERC D 1000 Transmission of RS 232, RS 422 or RS 485 over optical fiber
 ERC 6D Transmission of multiplexed data over optical fiber
 ERC D 16 Transmission multiplexer of data and audio over optical fibre
 ERC ETH 100 Ethernet 10/100 transmission on optical fiber
 ERC 17 Power supply 19" 3U chassis
 ERC 17 GUARD Supervisor for ERC 17 chassis
 ERC 17 SA Stand alone power supply box