BAUDMASTER - CONVERTS RS-232 TO RS-422 AND RS-485, RS-422 TO RS-232 AND RS-485, RS-485 TO RS-232 AND RS-422 - ELIMINATES GROUND LOOPS THAT DESTROY COMPUTER PORTS AND REDUCE SERIAL COMMUNICATION RELIABILITY - PROVIDES 1200 VOLTS ISOLATION BETWEEN A COMPUTER AND EQUIPMENT, USING OPTICAL AND TRANSFORMER TECHNOLOGY - ALL COMMUNICATION LINES ARE TRANSIENT PROTECTED - NO JUMPERS OR SWITCHES - EXTENDS RANGE TO 4,000' - RS-422/485Y NETWORKS - TROUBLESHOOTING TOOL - 9-24 VOLT AC/ DC POWERED - INCLUDES SNAP-ON EMI LIMITING FERRITE THAT MUST BE ATTACHED TO DC POWER LEADS FROM BM-PS120 OR BM-PS220 POWER SUPPLIES TO MEET CE REQUIREMENTS - DUTEC BM-100CE