SMC电磁阀SY9120-5LZD-03 ¥338.00 SMC过滤减压阀AW30-02-B ¥226.00 倍加福超声波传感器(133987) UB2000-F42-E5-V15 ¥1330.00 AB罗克韦尔PLC模块1734-OE2C ¥3860.00 罗克韦尔AB安全I/O模块1734-IE4S ¥12300.00 AB罗克韦尔PLC模块1734-OE2V ¥986.00