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The SINUMERIK 840D is an enduring high-end CNC system. 840D/810D, SIMODRIVE 611 digital drive system and SIMATIC programmable controller are connected together to constitute a fully digital control system, which is suitable for the control of a variety of complex processing tasks. Its dynamic quality and control accuracy are superior to other systems. 840D/810D series courses we offer progressively provide you with the help of learning all-round knowledge of 840D maintenance and adjustment, operation and programming, ATC and human-machine interface.