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BCU-x2 ground isolation diagram
Control units of the drive 137
Ground isolation diagram
XPOW
+24VI
1
GND
2
+24VI
3
GND
4
XAI
+VREF
1
-VREF
2
AGND
3
AI1+
4
AI1-
5
AI2+
6
AI2-
7
XAO
AO1
1
AGND
2
AO2
3
AGND
4
XD2D
B
1
A
2
BGND
3
SHIELD
4
XRO1, XRO2, XRO3
NC
11
COM
12
NO
13
NC
21
COM
22
NO
23
NC
31
COM
32
NO
33
XD24
+24VD
5
DICOM
6
+24VD
7
DIOGND
8
XDIO
DIO1
1
DIO2
2
DIOGND
3
DIOGND
4
XDI
DI1
1
DI2
2
DI3
3
DI4
4
DI5
5
DI6
6
DIIL
7
XSTO
OUT
1
SGND
2
IN1
3
IN2
4
XSTO OUT
IN1
5
SGND
6
IN2
7
SGND
8
*
Common mode voltage
between each AI input and
AGND is +30 V
Ground
*Ground selector (DICOM=DIOGND) settings
DICOM=DIOGND: ON
All digital inputs share a common ground (DICOM connected to DIOGND). This is the default setting.
DICOM=DIOGND: OFF
Ground of digital inputs DI1…DI5 and DIIL (DICOM) is isolated from DIO signal ground (DIOGND). Isolation
voltage 50 V.
Control units of the drive 59
Содержание ACS880-1607LC
Страница 1: ... ABB INDUSTRIAL DRIVES ACS880 1607LC DC DC converter units Hardware manual ...
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Страница 102: ...Unit with 1 R8i converter module 102 Dimension drawings ...
Страница 103: ...Dimension drawings 103 ...
Страница 104: ...Location and size of energy storage connection terminals 104 Dimension drawings ...