OPC UA Connects your Systems – Top 10 reasons why to choose OPC UA over OPC Andreas Frejborg*, Martti Ojala*, Lauri Haapanen*, Otso Palonen**, Jouni Aro** * Neste Jacobs Oy, Automation Technology, PO Box 310, FI-06101 Porvoo, Finland, (tel. 050 458 6712, e-mail: andreas.frejborg@nestejacobs.com, www.nestejacobs.com) **Prosys PMS Ltd, Tekniikantie 14, 02150 Espoo, Finland(tel. 050 410 2500, e-mail: otso.palonen@prosys.fi , www.prosysopc.com)…