Ground Isolation Diagram - ABB ACS880-07 Hardware Manual

Ground isolation diagram

XPOW
+24VI 1
GND 2
XAI
+VREF 1
-VREF 2
AGND 3
AI1+ 4
Common mode voltage between
AI1- 5
channels +30 V
AI2+ 6
AI2- 7
XAO
AO1 1
AGND 2
AO2 3
AGND 4
XD2D
B 1
A 2
BGND 3
XRO1, XRO2, XRO3
NC 1
COM 2
NO 3
NC 1
COM 2
NO 3
NC 1
COM 2
NO 3
XD24
DIIL 1
+24VD 2
DICOM 3
+24VD 4
DIOGND 5
XDIO
DIO1 1
DIO2 2
XDI
DI1 1
DI2 2
DI3 3
DI4 4
DI5 5
DI6 6
XSTO
OUT1 1
SGND 2
IN1 3
IN2 4
J6
Ground
Control unit of frames R10 and R11 133
Jumper J6 determines whether DICOM is
separated from DIOGND (ie. common reference
for digital inputs floats).
DICOM connected to DIOGND.
DICOM and DIOGND separate.