Author: Kumagai, K.
Paper Title Page
TUBO04 Evaluation of PLC-Based EtherNet/IP Communication for Upgrade of Electromagnet Power Supply Control at RIBF 134
 
  • A. Uchiyama, N. Fukunishi, M. Komiyama, K. Kumagai
    RIKEN Nishina Center, Wako, Japan
 
  In the Radioactive Isotope Beam Factory (RIBF), a front-end controller consisting of a computer automated measurement and control (CAMAC)-based system and I/O devices are utilized for the power supplies of many electromagnets upstream from the RIKEN RING Cyclotron. The CPU installed in the system is an x86-based CAMAC crate controller known as "CC/NET". An experimental physics and industrial control system (EPICS) input/output controller (IOC) running embedded Linux is used to remotely control the electromagnet power sup-plies. However, these CAMAC-based systems are outdated and require replacement. The FA-M3 programmable logic controller (PLC) is an alternative candidate device that can be incorporated into the magnet power supply. However, a high-reliability network between the EPICS IOC and the device is required compared to a conventional socket connection via Ethernet. Therefore, we evaluated a system that uses EtherNet/IP to communicate between these devices and the EPICS IOC. The Ether-Net/IP system is based on the TCP/IP protocol, which is widely used for field bus communications via Ethernet. An advantage of using EtherNet/IP is that it enables cost-effective reliable communication despite the use of TCP/IP. It is possible to improve the reliability of the interlock output even when using conventional TCP/IP-based network.  
slides icon Slides TUBO04 [6.339 MB]  
DOI • reference for this paper ※ doi:10.18429/JACoW-CYCLOTRONS2022-TUBO04  
About • Received ※ 28 December 2022 — Revised ※ 24 January 2023 — Accepted ※ 09 February 2023 — Issue date ※ 12 May 2023
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