ABB DriveIT ACH550-01 User Manual page 105

ACH550 User's Manual
*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
Internal timer
SCR
1
Signal cable shield (screen)
AI1
2
External ref. 1: 0(2)...10 v or 0(4)...20 mA
3 AGND 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
AO1
7
AO2
Output current: 0(4)...20 mA
8
AGND Analog output circuit common
9
10 Auxiliary voltage output +24 VDC
24 V
11 GND Common for DI return signals
12 DCOM Digital input common for all
13 DI1 Start/Stop: Activation starts the drive in timer mode
14 Run enable: Deactivation stops the drive*
DI2
15
Boost: Momentary activation starts boost function
DI3
16
DI4 Start enable 1: Deactivation stops the drive*
17 DI5
Start enable 2: Deactivation stops the drive*
DI6
18 Not used
19 RO1C
Relay output 1 (Par 1401)
20
RO1A
Default operation
RO1B
21 Started=>19 connected to 21
22 RO2C
Relay output 2 (Par 1402)
Default operation
23 RO2A
Running=>22 connected to 24
24
RO2B
RO3C
25
Relay output 3 (Par 1403)
26 RO3A
Default operation
RO3B
27 Fault(-1)=>25 connected to 27
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