ABB DriveIT ACH550-01 User Manual page 95

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
Return fan
SCR
1 Signal cable shield (screen)
AI1
2
External ref. 1:0(2)...10 V or 0(4)...20 mA
AGND
3 Analog input circuit common
4 10 V
Reference voltage 10 VDC
5 AI2 Actual signal 1:0(2)...10 V or 0(4)...20 mA
AGND Analog input circuit common
6
Output frequency: 0(4)...20 mA
7
AO1
8 AO2
Output current: 0(4)...20 mA
9 AGND Analog outut circuit common
Auxiliary voltage output +24 VDC
10
24 V
Common for DI return signals
11
GND
Digital input common for all
12 DCOM
13
DI1 Start/Stop: Activation starts the drive
14 DI2
Run enable: Deactivation stops the drive*
15
DI3 Constant Speed 1 (Par 1202)*
DI4
Start enable1: Deactivation stops the drive**
16
DI5
17 Start enable 2: Deactivation stops the drive**
18
DI6
Not used
Relay output 1 (Par 1401)
RO1C
19
Default operation
20 RO1A
21 Started=>19 connected to 21
RO1B
22 RO2C
Relay output 2 (Par 1402)
23
RO2A
Default operation
RO2B
Running=>22 connected to 24
24
25 RO3C
Relay output 3 (Par 1403)
RO3A
26
Default operation
27 RO3B
Fault (-1)=>25 connected to 27
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