Connection Diagram Of The Rmio Board In The Line-Side Converter - ABB ACS800 Series Hardware Manual

Connection diagram of the RMIO board in the line-side converter

Internal connections to the RMIO board for the ACS800 IGBT Supply Control
Program are shown below. Do not change the connections.
Terminal block size:
2
cables 0.3 to 3.3 mm (22 to 12 AWG)
Tightening torque:
·
0.2 to 0.4 N m (0.2 to 0.3 lbf·ft)
1)
non-programmable I/O
2)
External earth (ground) fault
indication via digital input DI4: See
parameter 30.04 EXT EARTH FAULT.
3)
External alarm/fault indication via
digital input DI5: See parameter 30.05
EXT EVENT.
4)
START command via digital input
DI7: See parameter 16.01 RUN BIT
SEL.
X20
1 VREF- Reference voltage -10 VDC,
1 kohm < R
2 GND
X21
1 VREF+ Reference voltage 10 VDC,
1 kohm < R
2 GND
3 AI1+ By default, not in use. 0(2)...10 V,
R > 200 kohm
4 AI1-
in
5 AI2+ By default, not in use. 0(4)...20 mA,
R = 100 ohm
6 AI2-
in
7 AI3+ By default, not in use. 0(4)...20 mA,
R = 100 ohm
8 AI3-
in
9 AO1+ By default, not in use. 0(4)...20 mA,
R < 700 ohm
10 AO1-
L
11 AO2+ By default, not in use. 0(4)...20 mA,
R < 700 ohm
12 AO2-
L
X22
1 DI1 Acknowledgement of converter fan
2 DI2 Stop/Start
3 DI3 Acknowledgement from main contactor
4 DI4 By default not in use.
5 DI5 By default not in use.
6 DI6 By default not in use.
7 +24V +24 VDC max. 100 mA
8 +24V
9 DGND Digital ground
10 DGND Digital ground
11 DI7(DIIL) By default not in use.
X23
1 +24V Auxiliary voltage output and input, non-
isolated, 24 VDC 250 mA
2 GND
X25
1 RO11 Relay output 1: By default not in
use.
2 RO12
3 RO13
X26
1 RO21 Relay output 2: By default not in
use.
2 RO22
3 RO23
X27
1 RO31 Relay output 3: Main contactor
control
2 RO32
3 RO33
+ 24 VDC
-
Operation principle and hardware description
< 10 kohm
L
< 10 kohm
L
1)
2)
3)
4)
1)
35
1)