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Ecowatt
Drive K320 series
®
The following figure shows the external wiring of the expansion card used in combination
with an open collector encoder. A pull-up resistor is configured inside the PG card.
Forward running
Forward jogging
Fault reset
pulse A
pulse B
The following figure shows the external wiring of the expansion card used in combination
with a push-pull encoder.
pulse A
pulse B
R
S
T
S1
S2
S3
S4
HDIA
HDIB
COM
PW
+24V
PE
AO+
AO-
BO+
BO-
ZO+
ZO-
R
S
T
S1
Forward running
S2
Forward jogging
S3
Fault reset
S4
HDIA
HDIB
COM
PW
+24V
PE
AO+
AO-
BO+
BO-
ZO+
ZO-
U
V
W
SW1
PWR
5V
12V
PGND
A1+
A1-
B1+
B1-
Z1+
Z1-
A2+
A2-
B2+
B2-
Z2+
Z2-
U
V
W
SW1
PWR
5V
12V
PGND
A1+
A1-
B1+
B1-
Z1+
Z1-
A2+
A2-
B2+
B2-
Upper computer
Z2+
Z2-
-329-
Expansion cards
U
V
M3~
W
A
PG
B
Z
CNC
PLC
Upper computer
U
V
M3~
W
PG
CNC
PLC
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