Beckhoff EL9 Series Documentation page 47

Terminal Description
point
No.
1 connected internally with terminal 5
2 Supply input: variable voltage, up to 230 V AC/DC
connected internally with terminal 6 and positive resp. phase power contact)
3 0 V / N
connected internally with terminal 7 and negative resp. neutral power contact)
4 Shield (connected internally with terminal 8 and mounting rail contact)
5 connected internally with terminal 1
6 Supply input: variable voltage, up to 230 V AC/DC
connected internally with terminal 6 and positive resp. phase power contact)
7 0 V / N
connected internally with terminal 3 and negative resp. neutral power contact)
8 Shield (connected internally with terminal 8 and mounting rail contact)
Also see about this
2 Installation instructions for enhanced mechanical load capacity [} 76]
EL9xxx Version: 3.9
Product overview
47