Default I/O Connection Diagram (Bcu) - ABB ACS880-107 Hardware Manual

54 The inverter control unit

Default I/O connection diagram (BCU)


Drive-to-drive link
1)
Drive-to-drive link
RS485 connection
Not in use
Relay outputs
Ready
250 V AC / 30 V DC
2 A
Running
250 V AC / 30 V DC
2 A
Faulted(-1)
250 V AC / 30 V DC
2 A
Safe torque off
Safe torque off input. Both circuits must be closed for the
2)
drive to start.
Safe torque off output to inverter modules
Digital inputs
Stop (0) / Start (1)
Forward (0) / Reverse (1)
Reset
Acceleration & deceleration select
Constant speed 1 select (1 = on)
By default not in use.
5)
Run enable
Digital input/outputs
Output: Ready
Output: Running
Digital input/output ground
Digital input/output ground
Auxiliary voltage output
6)
+24 V DC 200 mA
Digital input ground
6)
+24 V DC 200 mA
Digital input/output ground
7)
Ground selection switch
Analog inputs, reference voltage output
10 V DC, R 1...10 kohm
L
-10 V DC, R 1...10 kohm
L
Ground
Speed reference
8)
0(2)...10 V, R > 200 kohm
in
By default not in use.
9)
0(4)...20 mA, R = 100 ohm
in
Analog outputs
Motor speed rpm 0...20 mA, R
Motor current 0...20 mA, R
L
External power input
24 V DC, 2.05 A
Two supplies can be connected for redundancy.
Safety functions module connection
Control panel connection
Memory unit connection
2)
3)
4)
< 500 ohm
L
< 500 ohm
XD2D
B 1
A 2
BGND 3
Shield 4
X485
B 5
A 6
BGND 7
Shield 8
XRO1...XRO3
NC 11
COM 12
NO 13
NC 21
COM 22
NO 23
NC 31
COM 32
NO 33
XSTO, XSTO OUT
OUT 1
SGND 2
IN1 3
IN2 4
IN1 5
SGND 6
To inverter modules
IN2 7
SGND 8
XDI
DI1 1
DI2 2
DI3 3
DI4 4
DI5 5
DI6 6
DIIL 7
XDIO
DIO1 1
DIO2 2
DIOGND 3
DIOGND 4
XD24
+24VD 5
DICOM 6
+24VD 7
DIOGND 8
DICOM=DIOGND
AI
+VREF 1
-VREF 2
AGND 3
AI1+ 4
AI1- 5
AI2+ 6
AI2- 7
AO
AO1 1
AGND 2
AO2 3
AGND 4
XPOW
+24VI 1
GND 2
+24VI 3
GND 4
X12
X13
X205
Fault