Instruments and Systems: Monitoring, Control, and Diagnostics Annotation << Back A programmable logical controller NLcon-CE for the RealLab series V.V. DENISENKO, V.N. SOROKA, O.E. TRUBACHEV, A.N. HALYAVKO (E-mail: victor@RLDA.ru) In this paper we suggest a new RLDA product – the PLC NLcon-CE that can be used with external distributed I/O supported with Modbus RTU or DCON protocols. Data exchange with top level of control system is realized with indus-trial Ethernet. User-friendly programming can be performed with CoDeSys tool or Visual C++, VBA and C# using OPC server NLopc-CE. Key words: programmable logical comptroller, remote I/O modules.