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Electrical installation 55
Connecting the embedded fieldbus
Embedded fieldbus can be connected to the drive with EIA-485 or RS-232.
Connection diagram
EIA-485
The figure below shows the fieldbus connection.
Terminate the EIA-485 bus with a 120 ohm resistor at the end of the network by
setting the jumper J701 shunts as in the figure below.
RS-232
Plug a communication cable into the control panel connection X2. The cable must be
shorter than 3 meters.
X1C
23 SCR
Fieldbus cable shield (screen)
24 B
Positive
25 A
Negative
26 GND_A Fieldbus common
SCR
+
-
GND
SCR
GND_A
A
B
J701
X1C
J701
Fieldbus
Fieldbus
controller
Jumper shunts
connect the
120 ohm
termination
resistor.
J701
J701
EIA-485
RS-232
Fieldbus
controller
< 3 m
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 ...