西门子CPU 1211C模组6ES7211-1AE40-0XB0
面议西门子CPU 1211C模组6ES7211-1AE40-0XB0
面议西门子SM1221扩展模块6ES7221-1BF32-0XB0
面议西门子CPU 1212C模组6ES7212-1BE40-0XB0
面议西门子CPU 1211C模组6ES7211-1HE40-0XB0
面议西门子CPU1212C模组6ES7212-1HE40-0XB0
面议西门子CPU 1211C模组6ES7211-1BE40-0XB0
面议西门子CPU1214C模块6ES7214-1AG40-0XB0
面议西门子CB1241 RS485信号板通讯模块
面议西门子CM1241 RS232通讯模块
面议西门子模块6ES72741XH300XA0
面议西门子SM1222 6ES7222-1BH32-0XB0
面议西门子SM1234 6ES7234-4HE32-0XB0
面议