Industrial input module for PLC systems. Contains a moderate amount of gold (contacts, joints) and a relatively high palladium content, especially in SMD components (capacitors, chips). BIU-84 (1995)
These are factory-rejected PCB boards due to defects or failure to meet specifications. Though unused, they are not functional. Precious metal content can vary greatly depending on the batch.
These are factory-rejected PCB boards due to defects or failure to meet specifications. Though unused, they are not functional. Precious metal content can vary greatly depending on the batch.