The "N-EM" are a series of emulators that provide the students the required hardware to emulate the most common automatic systems.
The "N-EM" modules are designed to work with the "AE-PLC" units to obtain the fundamental knowledge of PLC programing, PLC management, etc.
"N-EM-CTRA" represents an automatic working cell which produces pieces by soldering two simple pieces. The working cell include a transport system to place the two simple pieces at the soldering machine. The different switches and pushbuttons emulate the presence sensors located along the workcell.