Salient Features Aesthetically designed injection moulded electronic desk (master unit) carrying useful PLC resources like opto-isolated outputs (Relays & solid state) as well as inputs with LED indications for output simulations or switches for input simulation. Built in Analog I/O channels with potentiometer for AI simulation. Connection through sturdy 4mm Banana sockets & Patch cords Useful to demonstrate and understand working principles behind PLC technology. Student’s workbook & Instructor’s Guide provided with each unit.