ABB ACS880-04F-504A-3, Hardware Manual, Page: 103 / 202

Default I/O diagram of the drive control unit (ZCU-1x)
Description Term Connection
XPOW External power input
24 V DC, 2 A min. (without optional modules)
+24VI
1
2
+24VI
GND
GND
XAI Reference voltage and analog inputs
11 V DC,
R
L
1…10 kohm +VREF
+VREF
-VREF
AGND
AI1+
AI1-
AI2+
AI2-
1
2
3
4
5
6
7
AI2:I
AI2:U AI1:I
AI1:U
-11 V DC, R
L
1…10 kohm -VREF
Ground AGND
Speed reference
0(2)…11 V, R
in
> 200 kohm
1)
AI1+
AI1-
By default not in use.
0(4)…22 mA, R
in
= 100 ohm
1)
AI2+
AI2-
Current (I) / voltage (U) selection jumper for AI1 J1
Current (I) / voltage (U) selection jumper for AI2 J2
XAO Analog outputs
Motor speed rpm AO1
AO1
AGND
AO2
AGND
1
2
3
4
0…22 mA, R
L
< 500 ohm
AGND
Motor current
0…22 mA, R
L
< 500 ohm
AO2
AGND
XD2D Drive-to-drive link
Master/follower, drive-to-drive or embedded
fieldbus connection
2)
B
1
2
3
B
A
BGND
4
Shield
A
BGND
Shield
Drive-to-drive link termination
2)
J3
XRO1, XRO2, XRO3 Relay outputs
Ready run NC
1
2
3
1
2
3
1
2
3
+24VD
DIOGND
NC
COM
NO
NC
COM
NO
NC
COM
NO
Fault
250 V AC / 30 V DC
2 A
COM
NO
Running
250 V AC / 30 V DC
2 A
NC
COM
NO
Fault (-1)
250 V AC / 30 V DC
2 A
NC
COM
NO
Control unit of the drive 103