ProiBus connection
The device is the only/last slave in the bus:
* screen on connector housing
The device is not the only/last slave in the bus:
* screen on connector housing
e.g.: D-Sub bus plug SIMATIC NET PROFIBUS FAST
CONNECT
Allocation of the 9-pin D-sub female connector
Pin assignment
Signal
Color
Description
Housing -------------
S
Screen
1
Not connected
2
Not connected
3 --------------------
RxD/TxD-P (positive) ac-
cording to RS-485 specii-
cation
Red
Send/receive data
Data core B/D (P)
4 if required
RTS
"Request To Send" (only when using a
repeater)
5 --------------------
DGND
Insulated GND to RS-485 side
6 --------------------
VP
Insulated power 5 V to
RS-485 side
7
Not connected
8 --------------------
RxD/TxD-N (negative) ac-
cording to RS-485 specii-
cation
Green
Send/receive data
Data core A/D (N)
9
Not connected
Process Controller Maxxis 4 PR 5500
4 Device installation
EN-82
Minebea Intec