Table 27: Description of the connections
FX3-EBX1 connection unit FX3-EBX3 connection unit FX3-EBX4 connection unit
C1
•
Spring terminals for the
connection of encoder
signals of an encoder
•
2 free terminals for for‐
warding other signals
•
Plug-in spring terminals for the connection of
encoder signals of an encoder
•
2 free terminals for forwarding other signals
C2
•
Spr
ing terminals for the
connection of encoder
signals of another
encoder
•
2 free terminals for for‐
warding other signals
•
Plug-in spring terminals
with 8 free terminals for
forwarding other signals
•
Plug-in spring terminals
for the connection of
encoder signals of an
additional encoder
C3
•
15-pin HD-D-Sub female connector with M3 screws for connecting the connection
cable to the FX3-MOCx
C4 –
•
9-pin D-Sub female con‐
nector with M3 screws
for connecting a sec‐
ond FX3-EBX3 encoder/
motor feedback connec‐
tion unit (forwarding the
ENC2_x signals from
the 15-pin HD D-Sub
female connector)
–
U
out
–
•
Se
lector switch of on-board voltage supply for
encoder, powered by FX3-MOCx, switchable between
5V, 7V, 12V and 24V nominal
•
Terminals for shielding the two cables from the encoder and to the motor control‐
ler for a low-resistance connection of the cable shields
•
ID identifier in combination with the voltage supply for evaluation by the FX3-MOCx
Complementary information
T
he FX3-EBX3 and FX3-EBX4 connection units have shielding hoods for plug-in spring
terminals C1 and C2 to provide protection against electromagnetic interference.
5 ELE
CTRICAL INSTALLATION
62
O P E R A T I N G I N S T R U C T I O N S | Flexi Soft Modular Safety Controller 8012478/1IG6/2023-02-24 | SICK
Subject to change without notice