20
Hardware requirements: A desktop PC or a laptop running Windows XP or above, 
with 2 GB RAM and more than 5 GB free space on the hard disk or SSD. To ensure 
performance, the CPU frequency should be above 2 GHz.
The PC can be connected with the PLC through a LAN cable. It is recommended to 
use a router between the PC and PLC. That allows for longer distance and faster 
the PLC running in the workshop, for example. Therefore, a free LAN network port 
in the local network and a network cable are required.
The PC can also be connected with the PLC through a USB cable. In this case, a 
USB cable with a MiniUSB connector is required.
7  Operation and Maintenance
7.1  Start and Stop
Start and stop the system in the following procedure.
To start the system after the CPU module is programmed in STOP state:
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1. Set Set the RUN/STOP switch to the RUN position
 
            2. Check that the RUN indicator is steady on and green
MFK
RUN/
STOP
0
0
0
3. Set the RUN/STOP switch to the STOP position to stop 
the system. The system can also be stopped by the host 
computer.