
VS18/VS26
MAINTENANCE & INSTRUCTION BOOKLET
8.2 P
ROFIBUS
DP
Norgren Profibus DP Fieldbus systems conform to
DIN 19245 part 3.
Communication system:
2-wire RS485 hardware
communication protocol
Baud rate:
9.6 kBit/s to 12 MBit/s. Automatic detection.
Maximum nodes per network:
126
total number of I/O per network:
32256
Bus topology:
Line
8.2.1 Profibus DP pin assignment
2 x M12 5-pin version (B-coded / IP65)
Male
Female
Pin no.
Function
1 5VI
isolated
2
Line A (green)
3 0VI
isolated
4
Line B (red)
Communication in
Communication out
Looking into node connectors
5 Shield
Threaded
joint
Shield
1 x D-Sub 9-pin version (IP40)
Female
Pin no.
Function
1 Shield
2 N/C
3
Line B (red) RxD / TxD-P
4 N/C
5
DGND (0VI) isolated
6
VP (5VI) isolated
7 N/C
8
Line A (green) Rxd / TxD-N
9 N/C
Looking into node connectors
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