23
D-
C-
C
D
PA-
PA-
PA+
PA+
D-
C-
C
D
PA-
PA-
PA+
PA+
D-
C-
C
D
PA+
PA+
PA-
PA-
Device Internal Terminal Names
Device Internal Terminal Names
External Bus Connections
Spur
Trunk in
Trunk out
External Bus Connections
Device Internal Terminal Names
External Bus Connections
1
2
3
1
Single Spur
2
Trunk In/Out
3
Alternative wiring because the current linkage between the device and the PROFIBUS PA
cable is not polarised.
N
No
otte
e:: Although the PROFIBUS MBP technology supports power supply via the PROFIBUS line
the “MFC300 PROFIBUS MBP interface” will operate only if the additional power supply for the
device is connected / available.
3.3 Bus Connection - PROFIBUS PA Device
For a detailed description of the electrical connections of the MFC300 please refer to the OPTI-
MASS Handbook.