ABB DriveIT ACH550-01 User Manual page 101

ACH550 User's Manual
*Not available if PID is activated
**Disable/enable with parameters 1601, 1608 and 1609
Note! Drive starts only if possible protection functions (Run enable or Start enable 1 and 2)
are activated from I/O or disabled with parameters.
Wiring and applications
Booster pump
1
Signal cable shield (screen)
SCR
AI1
2
External ref. 1 0(2)...10 V or 0(4)...20 mA
3
AGND
Analog input circuit common
10 V
4
Reference voltage 10 VDC
5
AI2 Actual signal 1: 0(2)...10 V or 0(4)...20 mA
AGND Analog input circuit common
6
7 AO1 Output frequency: 0(4)...20 mA
8
AO2
Output current: 0(4)...20 mA
AGND Analog output circuit common
9
10 Auxiliary voltage output +24VDC
24 V
GND
Common for DI return signals
11
DCOM Digital input common for all
12
DI1 Start/Stop: Activation starts the drive
13
14
Run enable: Deactivation stops the drive**
DI2
DI3
Constant speed 1 (Par 1202)*
15
16
Start enable 1:Deactivation stops the drive**
DI4
DI5
17 Start enable 2:Deactivation stops the drive**
18 DI6 Not used
19
RO1C
Relay output 1 (Par 1401)
20
Default operation
RO1A
21 RO1B
Started=> 19 connected to 21
22
RO2C
Relay output 2 (Par 1402)
23 RO2A
Default operation
24 RO2B
Running=>22 connected to 24
25
RO3C
Relay output 3 (Par 1403)
26
RO3A
Default operation
RO3B
27
Fault(-1)=>25 connected to 27
97