ERC AD 420
ERC 420 Audio and data transmission over optical fibre DescriptionImagesDownloads Introduction The ERC AD 420 module transmits 4 bi-directional audio channels and 2 multiprotocol bi-directional data over multimode or singlemode optical fiber. The data channels are fully independent; setting for RS 232, RS 422 or RS 485 4 and 2 wire is done on the…