ABB ACH480 Series - Connecting the Control Cables; Default I;O Connection Diagrams (HVAC Default)

Connecting the control cables
Before you connect the control cables, make sure that all option modules are installed.
￭ Default I/O connection diagrams (HVAC default)
The connection diagrams below are valid for the standard drive variant, that is, drive
equipped with the RIIO-01 I/O & EIA-485 module.
2)
Description
Term.
1)
Connection
Analog inputs and outputs
Signal cable shield (screen)SCR
SCR
AI1
AGND
+10 V
AI2
AGND
AO1
AO2
AGND
1…10 kohm
Max. 500 ohm
Output frequency: 0 … 10 VAI1
Analog input circuit commonAGND
Reference voltage 10 V DC+10V
Not configuredAI2
Analog input circuit commonAGND
Output frequency: 0 … 20 mAAO1
Motor current: 0 … 20 mAAO2
Analog output circuit commonAGND
Digital inputs and auxiliary voltage output
×
Aux. voltage output +24 V DC, max. 250 mA
3)
+24V
+24 V
DGND
DCOM
DI1
DI2
DI3
DI4
DI5
DI6
+24 V
DGND
DCOM
DI1
DI2
DI3
DI4
DI5
DI6
×Aux. voltage output commonDGND
×Digital input common for allDCOM
×Stop (0) / Start (1)DI1
×Not configuredDI2
Constant output frequency selection
4)
DI3
Start interlock 1 (1 = allow start)DI4
Not configuredDI5
Not configuredDI6
72 Electrical installation – IEC