ABB ACS 800 Series, Firmware Manual

Page: 135 / 340

Application macros, control location EXT1/EXT2
135
See figures below for control connection for control using digital inputs and
Potentiometer Reference.
X20
1
VREF Reference voltage -10 V DC
2 GND 1 kohm < R
L
< 10 kohm
X21
1
VREF Reference voltage 10 V DC
1 kohm <
R
L
< 10 kohm
2 GND
3 AI1+ Speed reference 0(2) … 10 V, R
in
> 200 kohm
4 AI1-
5 AI2+ By default, not in use. 0(4) … 20 mA , R
in
=
100 ohm
6 AI2-
7 AI3+ By default, not in use. 0(4) … 20 mA , R
in
=
100 ohm
8 AI3-
9 AO1+ Motor speed 0(4) … 20 mA 0 … motor nom.
speed,
R
L
< 700 ohm
10 AO1-
11 AO2+ Output current 0(4) … 20 mA 0 … motor
nom. current,
R
L
< 700 ohm
12 AO2-
X22
1
DI1 Forward Start
2 DI2 Reverse Start
3 DI3 Brake Acknowledge (1= brake open) *
4 DI4 Slowdown (0= Slowdown active)*
5 DI5 Fast Stop (0= Fast Stop active)
2) *
6 DI6
7 +24 V +24 V DC, max. 100 mA
8 +24 V
9 DGND1 Digital ground
10 DGND2 Digital ground
11 DI IL Start interlock (0 = stop)
1)
X23
1
+24 V Auxiliary voltage output, non-isolated, 24 V
DC, 250 mA
2 GND
X25
1
RO11 Relay output 1
Open Brake
2 RO12
3 RO13
X26
1
RO21 Relay output 2
Running
2 RO22
3 RO23
X27
1
R031 Relay output 3
Inverted fault
2 R032
3 R033
=
=
A
rpm
*
To be configured using respective
pointer parameters
2)
Considering the function pointer is
configured with an inverted signal
1)
See the wiring diagram on page 338
if used as power ON ackn signal.