ABB ACH550 Bedienungsanleitung Seite 103

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ACH550 User's Manual
Wiring and applications 99
Pump alternation
1
SCR Signal cable shield (screen)
2
AI1 External ref. 1: 0(2)...10 V or 0(4)...20 mA
3
AGND
4
10 V
Analog input circuit common
Reference voltage 10 VDC
5
AI2
Actual signal 1: 0(2)...10 V or 0(4)...20 mA
6
AGND
Analog input circuit common
7AO1
Output frequency: 0(4)...20 mA
8
AO2
Output current: 0(4)...20 mA
9
AGND
Analog output circuit common
10
24 V
Auxiliary voltage output +24 V
11
GND
Common for DI return signals
12
DCOM
Digital input common for all
13
DI1
Start/Stop: Activation starts the drive
14
DI2
Run enable: Deactivation stops the drive*
15
DI3
Not used
16
DI4
Interlock: Deactivation stops the drive
17
DI5
Interlock: Deactivation stops constant speed
18
DI6
Not used
19 RO1C
Relay output 1(Par 1401)
20
RO1A
Default operation
21
RO1B
PFA=>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
27
RO3B
Fault(-1)=>25 connected to 27
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.
*Disable/enable with parameter 1601
00Template.book Page 99 Friday, January 2, 2004 2:55 PM
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