西门子TP170、TP270、TP370系列触摸屏 TP177A 5.7寸单色 6AV6642-0AA11-0AX1 TP177B 单色 6AV6642-0BC01-1AX0 TP177B 彩色 6AV6642-0BA01-1AX0 TP178 5.7寸 6AV6640-0DA11-0AX0 TP277-6 6AV6643-0AA01-1AX0 MP277-8 彩色 6AV6643-0CB01-1AX1 MP277 10' 6AV6643-0CD01-1AX1 OP177B 单色 6AV6642-0DC01-1AX0 OP177B 彩色 5.7英寸 6AV6642-0DA01-1AX1 OP277-6 6AV6643-0BA01-1AX0 MP277 10'KEY 6AV6643-0DD01-1AX1 MP370 12' 6AV6644-0AA01-2AX0 MP377 12'KEY 6AV6644-0BA01-2AX0 MP377 15'TOUCH 6AV6644-0AB01-2AX0 MP377 19' TOUCH 6AV6644-0AC01-2AX0