Switches; Additional Information On I/O Connections; Pnp Configuration For Digital Inputs (X2 & X3) - ABB ACS580-04 Hardware Manual

6) Connected with jumpers at the factory.
7) Use shielded twisted-pair cables for digital signals.
8) Ground the outer shield of the cables 360° at the cabinet entry.
9)
WARNING! Connect an external AC power supply (24 V AC) only to control unit connectors
40 and 41. If you connect it to connector AGND, DGND or SGND, damage to the power supply
or control unit can occur.

Switches

￭
Switch Description
TERM EFB link termination. Must be set
S4 to the terminated (ON) position
when the drive (or another
device) is the first or last unit on
the link.
BIAS Switches on the biasing voltages
S5 to the bus. One (and only one)
device, preferably at the end of
the bus must have the bias on.

Additional information on I/O connections

PNP configuration for digital inputs (X2 & X3)
￭
Internal and external +24 V power supply connections for PNP configuration are shown
in the figure below.
Internal +24 V power supply
PNP connection (source)
X2 & X3
WARNING!
Do not connect the +24 V AC cable to the control unit ground when the control
unit is powered from an external 24 V AC supply.
10 +24V
11 DGND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
Position
Bus not terminated (default)
ON
TERM
Bus terminated
ON
TERM
Bias off (default)
ON
BIAS
Bias on
ON
BIAS
External +24 V power supply
PNP connection (source)
0 V DC
+24 V DC
Control unit 139
X2 & X3
10 +24V
11 DGND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6