Balluff Network Interface Profibus
www.balluff.com
10
6
Installation
6.1.
Mechanical
connection
The BNI PBS-... module can be connected directly to a mounting wall or to a machine. Be
sure that the mounting base is flat to prevent any mechanical stress on the Device housing.
Two M6 screws and two washers are required for mounting. The tightening torque is 9 Nm.
Installation:
Attach module using two M6 screws and 2 washers.
Keep a distance of at least 3 mm between two modules.
Note, Tip!
Recommended drilling distance:
210,5 ±0,2 mm
(by using M6-Screws!).
With these drilling distance all IP67 Profibus/Profinet modules mountable.
6.2.
Electrical
connection
The ground connection for the BNI PBS… modules is located at upper left next to the
mounting hole.
Ground straps are preferred for the ground connection. Alternately a fine-strand PE wire
with large cross-section may be used.
Function ground
Note Tip!
The FE connection from the housing to the machine must be low-impedance
and kept short as possible.
