![ABB ACS320 series User Manual Download Page 287](http://html.mh-extra.com/html/abb/acs320-series/acs320-series_user-manual_2965287.webp)
Fieldbus control 287
Preferred Wiring Diagram
Alternate Wiring Diagram
R
Building Automation Controller
ACS320: EIA-485
Terminal Block - X1C
23
24
25
26
S
CR S
cr
e
en
B
+
P
o
si
ti
ve
A -
Ne
g
a
ti
v
e
AG
ND
+
G
-
PREFERRED WIRING:
4 Conductor with Shield
See note 2: Shield
See note 3: Ground
See note 4: Reference/Common
See note 5
Jumper J701
Notes
:
1. Use 4 Conductor cable - 2 twisted pair.
Tie 3rd and 4th wire (2nd pair) to AGND:X1-C26.
2. Tie shield wires together at Drive -
Do not terminate at SCR (Shield)
3. Terminate shield ONLY at “Ground” terminal
in the Building Automation Controller.
4. Terminate AGN wire at “Reference” terminal
in the Building Automation Controller.
5. Set jumper J701 to OFF. See jumper position details on page
BUS termination is an active network.
Pull Up and Pull Down (BIAS) resistors are on board in the ACS320 drive.
R
Building Automation Controller
ACS320: EIA-485
Terminal Block - X1C
23
24
25
26
S
CR S
c
re
e
n
B
+
P
o
si
ti
ve
A -
Ne
g
a
ti
ve
AG
ND
+
G
-
ALTERNATE WIRING:
2 Conductor with Shield
See note 3: Reference/Common
See note 2
Jumper J701
Notes
:
1. 2 Conductor cable - Tie Shield Wires to AGND:X1-C26
Do not terminate at SCR (Shield)
2. Set jumper J701 to OFF. See jumper position details on page
.
BUS termination is an active network:
Pull Up and Pull Down (BIAS) resistors are on board in the ACS320 drive.
3. Terminate Shield at the “Reference” terminal
in the Building Automation Controller.
Summary of Contents for ACS320 series
Page 1: ...ABB drives User s manual ACS320 drives 0 5 to 30 hp ...
Page 4: ......
Page 18: ...18 Safety ...
Page 28: ...28 Operation principle and hardware description ...
Page 56: ...56 Electrical installation ...
Page 142: ...142 Program features Connection diagram example ACS320 xx xxxx x ...
Page 282: ...282 Actual signals and parameters ...
Page 358: ...358 Fieldbus control ...
Page 376: ...376 Fault tracing ...
Page 382: ...382 Maintenance and hardware diagnostics ...
Page 407: ...Dimension drawings 407 Frame size R2 NEMA 1 Frame size R2 IP20 NEMA 1 3AUA0000051097 A ...
Page 409: ...Dimension drawings 409 Frame size R3 NEMA 1 Frame size R3 IP20 NEMA 1 3AUA0000051118 A ...
Page 411: ...Dimension drawings 411 Frame size R4 NEMA 1 Frame size R4 IP20 NEMA 1 3AUA0000051133 A ...
Page 412: ...412 Dimension drawings ...
Page 413: ...Index Numerics A B C D E F G H I K L M N O P R S T ...