September 17, 2018 - The "PCU Retrofit for Sinumerik 840D" service is offered by Siemens to modernize machine tools with a Sinumerik 840D pl controller, as an alternative to a new purchase. In the retrofit, the PCU-based (Panel Control Unit) controller is updated and obsolete hardware and software is replaced. In addition, the HMI Advanced (human-machine interface) software provides functionality and in operation and monitoring.
During the retrofit, the existing Sinumerik PCU50 and MMC103 hardware and software components are removed and replaced with a Simatic IPC 427D industrial PC with Windows 10 and up-to-date HMI Advanced (human-machine interface) operating software. Before the retrofit, the machine tool is analyzed on the customer's premises. Next, equipment parameters and applications are tested in the laboratory with the new components.
After successful testing, retrofit experts then put the solution into operation on the customer's side. After a short retrofitting time, the equipment is ready again for use.