6GA7270-1AA11-0AA0
3RV/3RH/3TF)西门子PROFIBUS-DP总线，RS485总线接头，CP网卡，变频器，触摸屏，低压电器，数控伺服备件。




CPU
CPU 1211C
1211 CPU AC/DC/Rly
6ES7211-1BD30-0XB0


　
1211 CPU DC/DC/DC
6ES7211-1AD30-0XB0


　
1211 CPU DC/DC/Rly
6ES7211-1HD30-0XB0


CPU 1212C
1212 CPU AC/DC/Rly
6ES7212-1

07/27 00:05