document: Combining PC control and HMI Integrating PC-based control with human machine interface -LRB- HMI -RRB- technology can benefit a plant floor system . However , before one decides on PC-based control , there are many things one should consider , especially when using a soft programmable logic controller -LRB- PLC -RRB- to command the input/output . There are three strategies to integrate a PC-based control system with an HMI : treat the PC running the control application as if it were a PLC , integrate the system using standard PC interfaces ; or using application programming interfaces
doc_bio_tags: O O O O O O O O O B I I O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O B I I O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O B I O O O B I I
extractive_keyphrases: application programming interfaces pc interfaces human machine interface programmable logic controller
abstractive_keyphrases: pc-based control system shop floor system