USB/PPIUSB接口的西门子S7-200PLC编程电缆USB/PPI+隔离型USB接口的西门子S7-200PLC编程电缆PC-PPIS7-200PLC用编程电缆长度2M(6ES7901-3BF00-0XA0)PC-PPI+光电隔离型S7-200PLC用编程电缆长度2M(6ES7901-3BF00-0XA0)PC-PPI-3M西门子S7-200PLC用编程电缆长度3MPC-PPI-5M西门子S7-200PLC用编程电缆长度5MPC-PPI-10M西门子S7-200PLC用编程电缆长度10MPC-PPI-20M西门子S7-200PLC用编程电缆长度20MPC-PPI-30M西门子S7-200PLC用编程电缆长度30MPC-PPI-50M西门子S7-200PLC用编程电缆长度50MPC-TTY西门子S5PLC用编程电缆长度2M(6ES5734-1BD20)PC-TTY-5M西门子S5PLC用编程电缆长度5M(6ES5734-1BD20))