Network Systems Flashcards
1
Q
What’s a BUS network
A
- A network that is supplied from a master PLC that sends communications down a single backbone communication cable.
- slave PLCs will tap directly onto this backbone line at the most convenient location
- can cover a large geographical area
2
Q
What’s a STAR network
A
- all slave PLCs will feed directly back to the master PLC (network controller) in a point to point manner
- common for office/home network set-ups
- uses lots of cable