Connection - Bosch IO-BOX32 Manual

4–8
4.4.1

Connection

X71, X72
Incoming
field bus
The pin assignment is different for the PROFIBUS-DP and CANopen.
PROFIBUS-DP
Pin
B–H
1
B–L
2
GND
3
SHL
4
CANopen
Pin
B–H
1
B–L
2
GND
3
SHL
4
1 2 3 1 2 3 4
4
Allocation Meaning
A cable Bus cable 1
B cable Bus cable 2
ISO ground Insulated GND of interface
Shield Shielded connection
.
Pins X71/SHL and X72/SHL are
only connected to one another.
They have no connection to the
function earth.
Allocation Meaning
CAN_H Bus cable 1
CAN_L Bus cable 2
ISO ground Insulated GND of interface
Shield Shielded connection
.
Pins X71/SHL and X72/SHL are
only connected to one another.
They have no connection to the
function earth
Outgoing
field bus
1070 072 302-101 (01.06) GB