NT 30-DPS-RS4\D9M, RS-232 potential free / Dsub male NT 30-DPS-RSI2\CCE, RS-232 potential free / a cable is conclusions NT 30-DPS-RSI2\D9F, RS-232 potential free / Dsub female NT 30-DPS-RSI2\D9M, RS-232 potential free / Dsub male NT 30-DPS-RSI4\CCE, RS-422/485 potential free / a cable is conclusions NT 30-DPS-RSI4\D9F, RS-422/485 potential free / Dsub female NT 30-DPS-RSI4\D9M, RS-422/485 potential free / Dsub male NT 40-EN-DPL, RJ45 - Dsub; NT 40-EN-RS2\CCE, RS-232 unisolated / a cable is conclusions; NT 40-EN-RS2\D9F, RS-232 unisolated / Dsub female; NT 40-EN-RS2\D9M, RS-232 unisolated / Dsub male; NT 40-EN-RS4\CCE, RS-422/485 unisolated / a cable is conclusions; NT 40-EN-RS4\D9F, RS-422/485 unisolated / Dsub female; NT 40-EN-RS4\D9M, RS-422/485 unisolated / Dsub male; NT 40-EN-RSI2\CCE, RS-232 ??????? NT 40-EN-RSI2\D9F, RS-232 ???????