3.5国内、外典型数控装置介绍 OP TCU HT8 PCU 50.3 MPP System network/PROFINET DRIVE-CLiQ SINUMERIK SINUMERIK 840Ds SINAMICS SINAMICS 840Ds1 SINAMICS NCU 730.2 PN S120 5120 NCU 730.2 PN S120 NX15 NX15 PROFIBUS l/O devices l/O devices e.g.ET 200pro e.g.ET 200pro @ @ Line filter Line reactor Main spinde motor motor Line filter Line reactor Feed motor 77 3.5 国内、外典型数控装置介绍