RayTek MI3 Operating Instructions Manual page 90

Profibus
A Sub-D female connector or a M12 female connector can be ordered separately for Profibus. The M12
connector is B-coded. Please note the Sub-D connector is not IP rated!
Figure 77: Sub-D Connector (...P2) and M12 Connector (...P1)
Figure 78: Profibus Pin Assignment for Sub-D / M12 Connector
The termination for Profibus networks must be realized externally by the user!
Slave
Figure 79: Exemplary Network with External Termination
90
1 2 3 4 5
6 9
7 8
Profibus
A
(negative signal)
B
(positive signal)
Shield
GND
n.a.
+ 5 V
n
Slave
n+1
Slave
n-1
Rev. G Nov/2015
Sub-D Pin
(cable color)
8 (green)
3 (yellow)
5 (white)
6 (brown)
Slave
n
M12 Pin
(cable color)
2 (white)
4 (black)
3 (blue)
1 (brown)
Termination
Slave
n-1
MI3